Question 1

Given the following age distribution, the mean would be __________ the median. 4, 4, 5, 5, 5, 6, 12

Accepted Answer

A) less than 
B) greater than 
C) equal to 
D) divided by 
A) less than 
B) greater than 
C) equal to 
D) divided by B

Question 2

The mean can be used to describe the central tendency of the variable "marital status."

Accepted Answer

A) True 
 B)False  False

Question 3

Given the following age distribution, 24 is the: 20, 22, 23, 25, 30, 36

Accepted Answer

A) mean 
B) median 
C) mode 
D) standard deviation 
A) mean 
B) median 
C) mode 
D) standard deviation B

Question 4

If a treatment group has a mean score of 4 on an ordinal level scale measuring degree of emotional distress, and a control group has a mean score of 8 on that scale, then the control group on average has exactly twice as much actual emotional distress as the treatment group.

Accepted Answer

A) True 
 B)False

Question 5

Given the following age distribution, 7 is the: 4, 5, 6, 7, 8, 12

Accepted Answer

A) mean 
B) median 
C) mode 
D) standard deviation 
A) mean 
B) median 
C) mode 
D) standard deviation

Question 6

If a treatment group has a mean score of 4 on a scale measuring degree of emotional distress, then the typical case in that group has a score of 4.

Accepted Answer

A) True 
 B)False

Question 7

The number appearing most frequently in a distribution is the:

Accepted Answer

A) mean 
B) median 
C) mode 
D) frequency 
A) mean 
B) median 
C) mode 
D) frequency

Question 8

It is possible to have a both mean and a median in a distribution that are both very distant from most of the scores in that distribution.

Accepted Answer

A) True 
 B)False

Question 9

_____ is the median in the following age distribution: 1, 2, 3, 5, 6, 6, 19

Accepted Answer

A) 4 
B) 5 
C) 6 
D) 7 
A) 4 
B) 5 
C) 6 
D) 7

Question 10

Which of the following statements is true about distributions and central tendency?

Accepted Answer

A) It is possible to have two modes in a distribution 
B) It is impossible to have a distribution in which the mean is far away from most of the values in the distribution. 
C) If the mean of one group is 10, and the mean of the second group is 20, then the second group has twice as many people scoring higher than the mean of the first group. 
D) It is possible to have two means in a distribution. 
A) It is possible to have two modes in a distribution 
B) It is impossible to have a distribution in which the mean is far away from most of the values in the distribution. 
C) If the mean of one group is 10, and the mean of the second group is 20, then the second group has twice as many people scoring higher than the mean of the first group. 
D) It is possible to have two means in a distribution.

Question 11

What is the mode in the following age distribution? 4, 5, 5, 5, 6, 7, 8, 9, 9, 9, 10

Accepted Answer

A) 7 
B) 5 
C) 9 
D) Both 5 and 9 in this bimodal distribution 
A) 7 
B) 5 
C) 9 
D) Both 5 and 9 in this bimodal distribution

Question 12

_____ is the mode in the following age distribution: 1, 2, 3, 5, 6, 6, 19

Accepted Answer

A) 4 
B) 5 
C) 6 
D) 7 
A) 4 
B) 5 
C) 6 
D) 7

Question 13

-The mode is:

Accepted Answer

A) 3 
B) 15 
C) 7 
D) 4 
A) 3 
B) 15 
C) 7 
D) 4

Question 14

_____ is the mean in the following age distribution: 1, 2, 3, 5, 6, 6, 19

Accepted Answer

A) 4 
B) 5 
C) 6 
D) 7 
A) 4 
B) 5 
C) 6 
D) 7

Question 15

If a treatment group has a mode of 4 on a scale measuring degree of emotional distress, then the majority of the cases in that group have a score of 4.

Accepted Answer

A) True 
 B)False

Question 16

The number in a distribution that is vulnerable to the influence of extreme values is the:

Accepted Answer

A) mean 
B) median 
C) mode 
D) maximum 
A) mean 
B) median 
C) mode 
D) maximum

Question 17

The median is:

Accepted Answer

A) 3 
B) 15 
C) 7 
D) 4 
A) 3 
B) 15 
C) 7 
D) 4

Question 18

-The mean is:

Accepted Answer

A) 3 
B) 15 
C) 7 
D) 4 
A) 3 
B) 15 
C) 7 
D) 4

Question 19

The median can be used to describe the central tendency of the variable "religion."

Accepted Answer

A) True 
 B)False

Given the following age distribution, the mean would be __________ the median. 4, 4, 5, 5, 5, 6, 12

The mean can be used to describe the central tendency of the variable "marital status."

Given the following age distribution, 24 is the: 20, 22, 23, 25, 30, 36

If a treatment group has a mean score of 4 on an ordinal level scale measuring degree of emotional distress, and a control group has a mean score of 8 on that scale, then the control group on average has exactly twice as much actual emotional distress as the treatment group.

Given the following age distribution, 7 is the: 4, 5, 6, 7, 8, 12

If a treatment group has a mean score of 4 on a scale measuring degree of emotional distress, then the typical case in that group has a score of 4.

The number appearing most frequently in a distribution is the:

It is possible to have a both mean and a median in a distribution that are both very distant from most of the scores in that distribution.

_____ is the median in the following age distribution: 1, 2, 3, 5, 6, 6, 19

Which of the following statements is true about distributions and central tendency?

What is the mode in the following age distribution? 4, 5, 5, 5, 6, 7, 8, 9, 9, 9, 10

_____ is the mode in the following age distribution: 1, 2, 3, 5, 6, 6, 19

-The mode is:

_____ is the mean in the following age distribution: 1, 2, 3, 5, 6, 6, 19

If a treatment group has a mode of 4 on a scale measuring degree of emotional distress, then the majority of the cases in that group have a score of 4.

The number in a distribution that is vulnerable to the influence of extreme values is the:

The median is:

-The mean is:

The median can be used to describe the central tendency of the variable "religion."

Why Study Statistics

Use of Statistics in Evidence-Based Practice

Review of Key Research Methodology Concepts and Terms

Frequency Distributions

Graphs and Charts

Measures of Dispersion

Types of Distributions

Z-Scores, Percentiles and Effect Size

Probability and Sampling Distributions

Hypothesis Testing and Statistical Significance

Type I and Type Ii Errors

Interpreting the Strength and Importance of Relationships

The T-Test

Analysis of Variance

Cross Tabulation and Chi-Square

Correlation

Regression Analysis

Applications to Single-System Evaluation Designs

Filters

Exam 6: Measures of Central Tendency

Given the following age distribution, the mean would be __________ the median. 4, 4, 5, 5, 5, 6, 12

The mean can be used to describe the central tendency of the variable "marital status."

Given the following age distribution, 24 is the: 20, 22, 23, 25, 30, 36

If a treatment group has a mean score of 4 on an ordinal level scale measuring degree of emotional distress, and a control group has a mean score of 8 on that scale, then the control group on average has exactly twice as much actual emotional distress as the treatment group.

Given the following age distribution, 7 is the: 4, 5, 6, 7, 8, 12

If a treatment group has a mean score of 4 on a scale measuring degree of emotional distress, then the typical case in that group has a score of 4.

The number appearing most frequently in a distribution is the:

It is possible to have a both mean and a median in a distribution that are both very distant from most of the scores in that distribution.

_____ is the median in the following age distribution: 1, 2, 3, 5, 6, 6, 19

Which of the following statements is true about distributions and central tendency?

What is the mode in the following age distribution? 4, 5, 5, 5, 6, 7, 8, 9, 9, 9, 10

_____ is the mode in the following age distribution: 1, 2, 3, 5, 6, 6, 19

-The mode is:

_____ is the mean in the following age distribution: 1, 2, 3, 5, 6, 6, 19

If a treatment group has a mode of 4 on a scale measuring degree of emotional distress, then the majority of the cases in that group have a score of 4.

The number in a distribution that is vulnerable to the influence of extreme values is the:

The median is:

-The mean is:

The median can be used to describe the central tendency of the variable "religion."

Why Study Statistics

Use of Statistics in Evidence-Based Practice

Review of Key Research Methodology Concepts and Terms

Frequency Distributions

Graphs and Charts

Measures of Dispersion

Types of Distributions

Z-Scores, Percentiles and Effect Size

Probability and Sampling Distributions

Hypothesis Testing and Statistical Significance

Type I and Type Ii Errors

Interpreting the Strength and Importance of Relationships

The T-Test

Analysis of Variance

Cross Tabulation and Chi-Square

Correlation

Regression Analysis

Applications to Single-System Evaluation Designs

Filters