Chat with us, powered by LiveChat 1. What type of research uses numeric measurement data? (Points : 3) - Writemia

## 01 Feb 1. What type of research uses numeric measurement data? (Points : 3)

1.
What type of research uses numeric
measurement data? (Points : 3)

2.
What type of research uses a research
hypothesis? (Points : 3)

3.
What type of research does not use
statistical data analysis? (Points : 3)
.

4.
What type of research preempts all
other types of research endeavors? (Points : 3)

5.
Business research is a type of
________________ inquiry. (Points : 3)

6.
What are the three main types of
non-probability sampling used in business research? (Points : 3)

7.
In a situation where in a confidence
level .01 what percent of the measurement results are left to chance? (Points
: 3)

8.
What is the most important ingredient
in a statistical testing procedure? (Points : 3)

9.
If a production manager wanted to
determine whether or not the first shift was processing more widgets than the
second shift, what type of statistical process would be used? (Points : 3)

10.
What type of t test seeks to
determine whether or not a relationship exists in one sample over two
conditions? _______________ (Points : 3)

11.
Which of the examples below represent the
Ratio level of scaling?
A) A high temperature of 83 degrees
Fahrenheit
B) A survey result that 24 students work full time, 36, part time.
C) Bill is consistently rated most effective communicator of his group.
D) Gallup says that 60% of the
voters support the incumbent.
E) Pick up three pounds of ground
F) Patty acts as expected based on her first-born family position.
G) Seattle at an altitude of
67 feet is higher than Death Valley at an altitude of 120.
H) The door is 37 inches wide, the door frame is 36 inches wide.
(Points : 3)

B, C and F
D, E and G
C, F and H
A, E and H

12.Select those issues
that only relate to selecting a specific statistical test. (Do not select
items common to all tests or not applying to statistical tests.) (Points :
3)

The distribution (shape) of the population
(e.g., normal, skewed, flat, etc.)
The measurement scale/nature of the data
being evaluated (nominal, ordinal, interval or ratio)

The size of the population (assuming it is
much larger than any samples)
The level of significance (_) you wish to
place on the test results

Whether you have matched/related or
unmatched/unrelated samples
The degrees of freedom (sample size)
The statement of the null and research
hypotheses
Whether the sample was stratified or not

13.
Which of the following apply to Populations?

A) parameter
B) Roman letters, i.e.: x, s
C) A bounded, defined complete group (people, objects, etc.) having
something in common to be described in its totality
D) Greek letters, i.e.: ?, ?
E) One or more subsets of a larger defined group, used to represent the
larger group
F) 170 Republicans selected randomly from King County voter records
G) All Democrats in the state of Washington (totality)
(Points : 3)

A, B, E
B, C, D
C, D, G
E, F, G

14.
As an Argosy student, you are designing a
training program to help develop team cohesiveness in a healthcare
facility. You have a before and after test which measures behaviors
indicating team cohesiveness. For this scenario, which of the following
represents the Null hypothesis?
A) H1: There is a significant difference in
the teaming behavior before and after the training.
B) H0: There is no significant difference in the teaming behavior
before and after the
training.
C) H1: There is no significant difference in the teaming behavior before
and after the
training.
D) H0: There is a significant difference in the teaming behavior before and
after the training
(Points : 3)

H1: There is a significant difference in
the teaming behavior before and after the training.
H0: There is no significant difference in
the teaming behavior before and after the training.
H1: There is no significant difference in
the teaming behavior before and after the training.
H0: There is a significant difference in
the teaming behavior before and after the training

15.The sole purpose of
business research is to increase profit margins? (Points : 1)

True
False

16.When conducting
possible results? (Points : 1)

True
False

17.When one is
conducting business research the most important factor is developing a
reasonable researchable question? (Points : 1)

True
False

should always begin with an alternate hypothesis? (Points : 1)

True
False

19.The null hypothesis
states that a difference, effect or relationship exists in a research
situation? (Points : 1)

True
False

20.The confidence level
expresses the degree of certainty that an interval will include the actual
value of the population parameter? (Points : 1)

True
False

21.
Calculation:The mean price of 5 items is \$7.00.
The prices of the first four items are \$6.50, \$8.00, \$5.50
and \$6.00. How much does the fifth item cost? (Points : 4)

22.
Calculation:The range of a set of numbers is
1,362. The greatest number is 2,172. What is the least number? (Points : 4)

24.
Calculation:Find the mode of the following test
scores:
89, 78, 91, 82, 75, 89, 84, 95, 89, 93
(Points : 4)
.

25.
Calculation:The mean of a set of data is 174.25
and the sum of the data is 1,394. How many numbers are in the set? (Points :
4)

26.
Calculation:The grade point averages of 10
students are listed below. Find the median grade point average.

3.15, 3.62, 2.54, 2.81, 3.97, 1.85,
1.93, 2.63, 2.50, 2.80 (Points : 4)

27.
Calculation:Given the following raw scores,
calculate the following values: Range, Variance and Standard Deviation, show
Scores: 9, 7, 8, 4, 8, 8,7, 8, 9, 6, 3 (Points : 5)

28.A large mass of data
can best be summarized pictorially by means of: (Points : 3)

the range
a histogram

the frequency table
mean and standard deviation

29.For a symmetric
distribution, the mean and median are (Points : 3)

the same

always different
possibly the same, possibly different
insufficient information.

30.A distribution of 6
scores has a median of 21. If the highest score increases 3 points, the
median will become (Points : 3)

21
21.5
24

information
none of these

31.If you are told a
population has a mean of 25 and a variance of 0, what must you conclude?
(Points : 3)

There is only one element in the
population.
There are no elements in the
population.
All the elements in the population are 25.

None of the above.

32.Which of the
following measures of central tendency tends to be most influenced by an
extreme score? (Points : 3)

median
mode
mean

33.Which of the
following is not a measure of central tendency? (Points : 3)

mean
median
mode
standard deviation

none of these

34.A graphical
presentation may accomplish ALL BUT which of the following
objectives? (Points : 3)

Illustrate the amount of variation in the
data.

Illustrate approximately where the mean
is
Allow comparison with similar data
Will have the exact same shape regardless
of what units are used on the axes.

35.A coach in a large
high school thinks that ballet training will improve the batting
performance of his baseball team. He decides to have a randomly
selected half of the team take six weeks of ballet training before the
baseball season begins, while the other half does not take such
training. He will then compare the season batting averages of group A
(those with ballet training) and group B (those without ballet training) by
comparing the mean of group A with the mean of group B.

An independent variable is: (Points : 3)

ballet training
batting average

runs batted in
the size of the school
the grades the players make in the ballet
school

36.
Word Problems:Prepare the frequency distribution
table and the frequency histogram for this data set.

The following data represent scores of 50 students in an applied business
statistics test.

72 72 93
70 59 78
74 65 73 80

57 67 72
57 83 76
74 56 68 67

74 76 79
72 61 72
73 76 67 49

71 53 67 65
100 83 69
61 72 68

65 51 75
68 75 66
77 61 64 74 (Points :
4)

Bin

2

37.
Word Problems:Compute the sample mean, sample
median X(M), sample range, and sample variance.

The following data represent scores of 50 students in an applied business
statistics test.

72 72 93
70 59 78
74 65 73 80

57 67 72
57 83 76
74 56 68 67

74 76 79
72 61 72
73 76 67 49

71 53 67 65
100 83 69
61 72 68

65 51 75
68 75 66
77 61 64 74 (Points :
4)

38.
Word Problem:Does the data set represent a sample
or a population? If it is a sample, describe the population from which it has
been drawn.

The following data represent scores of 50 students in an applied business
statistics test.

72 72 93 70
59 78 74
65 73 80

57 67 72
57 83 76
74 56 68 67

74 76 79
72 61 72
73 76 67 49

71 53 67 65
100 83 69
61 72 68

65 51 75
68 75 66
77 61 64 74 (Points :
4)

39.
Word Problems: The number of widgets produced by 9
employees in an eight hour shift is recorded as: 135, 120,
116, 119, 121, 125, 135, 131, 123

Find the mean number of widgets produced. (Points : 3)

40.
Word Problems: The number of widgets produced by 9
employees in an eight hour shift is recorded as: 135, 120,
116, 119, 121, 125, 135, 131, 123

What is the range of widgets produced given in the problem presented above?
(Points : 3)

41.
Word Problems: The number of widgets produced by 9
employees in an eight hour shift is recorded as: 135, 120,
116, 119, 121, 125, 135, 131, 123

What is the mode of the number of widgets produced presented above? (Points :
3)

42.
Word Problems: The number of widgets produced by 9
employees in an eight hour shift is recorded as: 135, 120,
116, 119, 121, 125, 135, 131, 123
43.
Critical Thinking:Two workers on the same job show the
following results over a long period of time.Thinking: Two workers on the same job show the
following results over a long period of time.

47.
Critical Thinking:Explain why histograms and frequency
polygons are used in business statistics. (Points : 10)

48.
Critical Thinking: Which two types of probability
sampling are best suited for business research and statistical data analysis,
and why? (Points : 10)

49.
Critical Thinking:What is the difference between a null
hypothesis and an alternate hypothesis? (Points : 10)

50.
Critical Thinking:Explain what is meant by the critical
value of a statistical value. (Points : 10)

51.
Critical Thinking:What is the difference between a t
test for independent means and a correlated t test? (Points : 10)

52.
Critical Thinking: Explain the .05 confidence level.
(Points : 10)

53.
Critical Thinking:How is a research question similar to
a research hypothesis? (Points : 10)

54.
Critical Thinking:Describe each of the following
statistical terms, and where applicable, define with the appropriate
equation: Range, Variance, Standard Deviation (Points : 10)

55.
Critical Thinking: Give a brief definition and an
example of the following:
a. Descriptive Statistics Descriptive statistics uses basic statistical
computations to analyze data. Examples of descriptive statistics are mean,
median, mode, variance, range, standard deviation, and IQR.

b. Inferential Statistics Inferential statistics uses descriptive statistics
of data to deduce inferences on a data sample. An example of inferential
statistics is using the descriptive statistics of two samples and using a
t-test for independent samples to infer a difference between the sample
means.

(Points : 10)

56.
Critical Thinking:What does the correlation coefficient
r describe? What about r squared? (Points : 10)

57.
Critical Thinking: Describe some of
the issues or concerns (at least three) which would be addressed in deciding
how to perform a statistical test of a hypothesis: (Points : 15)

58.
Critical Thinking: Discuss the implications of:
magnitude (from 0 to 1); sign ( + or -); and probability versus causality for
the Correlation Coefficient (also known as the Pearson Product-Moment
Correlation Coefficient). (Points : 15)

59.
Critical Thinking: Describe how you would develop a
random sample from among Argosy students (Points : 15)

1.
What type of research uses numeric
measurement data? (Points : 3) 2.
What type of research uses a research
hypothesis? (Points : 3) 3.
What type of research does not use
statistical data analysis? (Points : 3) .4.
What type of research preempts all
other types of research endeavors? (Points : 3) 5.
Business research is a type of
________________ inquiry. (Points : 3) 6.
What are the three main types of
non-probability sampling used in business research? (Points : 3) 7.
In a situation where in a confidence
level .01 what percent of the measurement results are left to chance? (Points
: 3) 8.
What is the most important ingredient
in a statistical testing procedure? (Points : 3) 9.
If a production manager wanted to
determine whether or not the first shift was processing more widgets than the
second shift, what type of statistical process would be used? (Points : 3) 10.
What type of t test seeks to
determine whether or not a relationship exists in one sample over two
conditions? _______________ (Points : 3) 11.Which of the examples below represent the
Ratio level of scaling?A) A high temperature of 83 degrees
Fahrenheit
B) A survey result that 24 students work full time, 36, part time.
C) Bill is consistently rated most effective communicator of his group.
D) Gallup says that 60% of the
voters support the incumbent.
E) Pick up three pounds of ground
F) Patty acts as expected based on her first-born family position.
G) Seattle at an altitude of
67 feet is higher than Death Valley at an altitude of 120.
H) The door is 37 inches wide, the door frame is 36 inches wide.(Points : 3) B, C and F
D, E and G
C, F and H
A, E and H

12.Select those issues
that only relate to selecting a specific statistical test. (Do not select
items common to all tests or not applying to statistical tests.) (Points :
3) The distribution (shape) of the population
(e.g., normal, skewed, flat, etc.)
The measurement scale/nature of the data
being evaluated (nominal, ordinal, interval or ratio)

The size of the population (assuming it is
much larger than any samples)
The level of significance (_) you wish to
place on the test results

Whether you have matched/related or
unmatched/unrelated samples
The degrees of freedom (sample size)
The statement of the null and research
hypotheses
Whether the sample was stratified or not

13.Which of the following apply to Populations?
A) parameter
B) Roman letters, i.e.: x, s
C) A bounded, defined complete group (people, objects, etc.) having
something in common to be described in its totality
D) Greek letters, i.e.: ?, ?
E) One or more subsets of a larger defined group, used to represent the
larger group
F) 170 Republicans selected randomly from King County voter records
G) All Democrats in the state of Washington (totality)(Points : 3) A, B, E
B, C, D
C, D, G
E, F, G

14.As an Argosy student, you are designing a
training program to help develop team cohesiveness in a healthcare
facility. You have a before and after test which measures behaviors
indicating team cohesiveness. For this scenario, which of the following
represents the Null hypothesis?A) H1: There is a significant difference in
the teaming behavior before and after the training.
B) H0: There is no significant difference in the teaming behavior
before and after the
training.
C) H1: There is no significant difference in the teaming behavior before
and after the
training.
D) H0: There is a significant difference in the teaming behavior before and
after the training (Points : 3) H1: There is a significant difference in
the teaming behavior before and after the training.
H0: There is no significant difference in
the teaming behavior before and after the training.
H1: There is no significant difference in
the teaming behavior before and after the training.
H0: There is a significant difference in
the teaming behavior before and after the training

15.The sole purpose of
business research is to increase profit margins? (Points : 1) True
False

16.When conducting
possible results? (Points : 1) True
False

17.When one is
conducting business research the most important factor is developing a
reasonable researchable question? (Points : 1) True
False

should always begin with an alternate hypothesis? (Points : 1) True
False

19.The null hypothesis
states that a difference, effect or relationship exists in a research
situation? (Points : 1) True
False

20.The confidence level
expresses the degree of certainty that an interval will include the actual
value of the population parameter? (Points : 1) True
False

21.
Calculation:The mean price of 5 items is \$7.00.
The prices of the first four items are \$6.50, \$8.00, \$5.50
and \$6.00. How much does the fifth item cost? (Points : 4) 22.
Calculation:The range of a set of numbers is
1,362. The greatest number is 2,172. What is the least number? (Points : 4) 24.
Calculation:Find the mode of the following test
scores:
89, 78, 91, 82, 75, 89, 84, 95, 89, 93
(Points : 4) . 25.
Calculation:The mean of a set of data is 174.25
and the sum of the data is 1,394. How many numbers are in the set? (Points :
4) 26.
Calculation:The grade point averages of 10
students are listed below. Find the median grade point average.

3.15, 3.62, 2.54, 2.81, 3.97, 1.85,
1.93, 2.63, 2.50, 2.80 (Points : 4) 27.
Calculation:Given the following raw scores,
calculate the following values: Range, Variance and Standard Deviation, show
Scores: 9, 7, 8, 4, 8, 8,7, 8, 9, 6, 3 (Points : 5) 28.A large mass of data
can best be summarized pictorially by means of: (Points : 3) the range
a histogram

the frequency table
mean and standard deviation

29.For a symmetric
distribution, the mean and median are (Points : 3) the same

always different
possibly the same, possibly different
insufficient information.

30.A distribution of 6
scores has a median of 21. If the highest score increases 3 points, the
median will become (Points : 3) 21
21.5
24

information
none of these

31.If you are told a
population has a mean of 25 and a variance of 0, what must you conclude?
(Points : 3) Someone has made a mistake.
There is only one element in the
population.
There are no elements in the
population.
All the elements in the population are 25.

None of the above.

32.Which of the
following measures of central tendency tends to be most influenced by an
extreme score? (Points : 3) median
mode
mean

33.Which of the
following is not a measure of central tendency? (Points : 3) mean
median
mode
standard deviation

none of these

34.A graphical
presentation may accomplish ALL BUT which of the following
objectives? (Points : 3) Illustrate the amount of variation in the
data.

Illustrate approximately where the mean
is
Allow comparison with similar data
Will have the exact same shape regardless
of what units are used on the axes.

35.A coach in a large
high school thinks that ballet training will improve the batting
performance of his baseball team. He decides to have a randomly
selected half of the team take six weeks of ballet training before the
baseball season begins, while the other half does not take such
training. He will then compare the season batting averages of group A
(those with ballet training) and group B (those without ballet training) by
comparing the mean of group A with the mean of group B.

An independent variable is: (Points : 3) ballet training
batting average

runs batted in
the size of the school
the grades the players make in the ballet
school

36.
Word Problems:Prepare the frequency distribution
table and the frequency histogram for this data set.

The following data represent scores of 50 students in an applied business
statistics test.

72 72 93
70 59 78
74 65 73 80

57 67 72
57 83 76
74 56 68 67

74 76 79
72 61 72
73 76 67 49

71 53 67 65
100 83 69
61 72 68

65 51 75
68 75 66
77 61 64 74 (Points :
4)
Bin2
37.
Word Problems:Compute the sample mean, sample
median X(M), sample range, and sample variance.

The following data represent scores of 50 students in an applied business
statistics test.

72 72 93
70 59 78
74 65 73 80

57 67 72
57 83 76
74 56 68 67

74 76 79
72 61 72
73 76 67 49

71 53 67 65
100 83 69
61 72 68

65 51 75
68 75 66
77 61 64 74 (Points :
4) 38.
Word Problem:Does the data set represent a sample
or a population? If it is a sample, describe the population from which it has
been drawn.

The following data represent scores of 50 students in an applied business
statistics test.

72 72 93 70
59 78 74
65 73 80

57 67 72
57 83 76
74 56 68 67

74 76 79
72 61 72
73 76 67 49

71 53 67 65
100 83 69
61 72 68

65 51 75
68 75 66
77 61 64 74 (Points :
4) 39.
Word Problems: The number of widgets produced by 9
employees in an eight hour shift is recorded as: 135, 120,
116, 119, 121, 125, 135, 131, 123

Find the mean number of widgets produced. (Points : 3)
40.
Word Problems: The number of widgets produced by 9
employees in an eight hour shift is recorded as: 135, 120,
116, 119, 121, 125, 135, 131, 123

What is the range of widgets produced given in the problem presented above?
(Points : 3) 41.
Word Problems: The number of widgets produced by 9
employees in an eight hour shift is recorded as: 135, 120,
116, 119, 121, 125, 135, 131, 123

What is the mode of the number of widgets produced presented above? (Points :
3) 42.
Word Problems: The number of widgets produced by 9
employees in an eight hour shift is recorded as: 135, 120,
116, 119, 121, 125, 135, 131, 123
43.
Critical Thinking:Two workers on the same job show the
following results over a long period of time.Thinking: Two workers on the same job show the
following results over a long period of time.47.
Critical Thinking:Explain why histograms and frequency
polygons are used in business statistics. (Points : 10) 48.
Critical Thinking: Which two types of probability
sampling are best suited for business research and statistical data analysis,
and why? (Points : 10) 49.
Critical Thinking:What is the difference between a null
hypothesis and an alternate hypothesis? (Points : 10) 50.
Critical Thinking:Explain what is meant by the critical
value of a statistical value. (Points : 10) 51.
Critical Thinking:What is the difference between a t
test for independent means and a correlated t test? (Points : 10) 52.
Critical Thinking: Explain the .05 confidence level.
(Points : 10) 53.
Critical Thinking:How is a research question similar to
a research hypothesis? (Points : 10) 54.
Critical Thinking:Describe each of the following
statistical terms, and where applicable, define with the appropriate
equation: Range, Variance, Standard Deviation (Points : 10) 55.
Critical Thinking: Give a brief definition and an
example of the following:
a. Descriptive Statistics Descriptive statistics uses basic statistical
computations to analyze data. Examples of descriptive statistics are mean,
median, mode, variance, range, standard deviation, and IQR.
b. Inferential Statistics Inferential statistics uses descriptive statistics
of data to deduce inferences on a data sample. An example of inferential
statistics is using the descriptive statistics of two samples and using a
t-test for independent samples to infer a difference between the sample
means. (Points : 10)
56.
Critical Thinking:What does the correlation coefficient
r describe? What about r squared? (Points : 10) 57.
Critical Thinking: Describe some of
the issues or concerns (at least three) which would be addressed in deciding
how to perform a statistical test of a hypothesis: (Points : 15) 58.
Critical Thinking: Discuss the implications of:
magnitude (from 0 to 1); sign ( + or -); and probability versus causality for
the Correlation Coefficient (also known as the Pearson Product-Moment
Correlation Coefficient). (Points : 15) 59.
Critical Thinking: Describe how you would develop a
random sample from among Argosy students (Points : 15)

Do you need an answer to this or any other questions?