Question 1

The _____ is the difference between the highest and lowest scores in a list of numbers.

Accepted Answer

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

Question 2

Describe what a normal, a positively skewed, and a negatively skewed distribution would look like on a graph. Provide a real-life example for each type of distribution.

Accepted Answer

A normal distribution is also known as a

Question 3

Tammy is timing how long she can hold her breath. So far, she has values of 1, 2, 2, and 3 minutes. What is the range of the amounts of time that she can hold her breath?

Accepted Answer

A)  1 minute 
B)  2 minutes 
C)  3 minutes 
D)  4 minutes 
A)  1 minute 
B)  2 minutes 
C)  3 minutes 
D)  4 minutes

Question 4

The _____ is the arithmetic average of a group of numbers.

Accepted Answer

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

Question 5

_____ is the probability that a statistic could have been obtained by random chance.

Accepted Answer

A)  Statistical significance 
B)  Practical significance 
C)  Standard deviation 
D)  Correlation 
A)  Statistical significance 
B)  Practical significance 
C)  Standard deviation 
D)  Correlation

Question 6

What does it mean for the result of a study to reach statistical significance? Provide a numerical example. Describe a situation in which a statistically significant result does not also mean a practically significant result.

Accepted Answer

05, then there's only a 5% chance that t

Question 7

A measure of _____ is a single number used to summarize or represent a group of numbers.

Accepted Answer

A)  central tendency 
B)  variability 
C)  statistical significance 
D)  practical significance 
A)  central tendency 
B)  variability 
C)  statistical significance 
D)  practical significance

Question 8

Which data set would MOST accurately depict a positively skewed distribution?

Accepted Answer

A)  1, 2, 3, 4, 5, 6, 6, 19, 20, 20, 20, 28, 28, 39 
B)  0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 4, 5 
C)  100, 200, 300, 400, 500, 600 
D)  25, 30, 35, 40, 45, 50, 55, 60, 65 
A)  1, 2, 3, 4, 5, 6, 6, 19, 20, 20, 20, 28, 28, 39 
B)  0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 4, 5 
C)  100, 200, 300, 400, 500, 600 
D)  25, 30, 35, 40, 45, 50, 55, 60, 65

Question 9

The range is defined as the:

Accepted Answer

A)  number that occurs the most often in a group of numbers. 
B)  difference between the highest and lowest scores in a list of numbers. 
C)  number that falls at the midpoint in a group of numbers listed in order. 
D)  degree to which numbers in a group differ from the mean. 
A)  number that occurs the most often in a group of numbers. 
B)  difference between the highest and lowest scores in a list of numbers. 
C)  number that falls at the midpoint in a group of numbers listed in order. 
D)  degree to which numbers in a group differ from the mean.

The _____ is the difference between the highest and lowest scores in a list of numbers.

Describe what a normal, a positively skewed, and a negatively skewed distribution would look like on a graph. Provide a real-life example for each type of distribution.

Tammy is timing how long she can hold her breath. So far, she has values of 1, 2, 2, and 3 minutes. What is the range of the amounts of time that she can hold her breath?

The _____ is the arithmetic average of a group of numbers.

_____ is the probability that a statistic could have been obtained by random chance.

What does it mean for the result of a study to reach statistical significance? Provide a numerical example. Describe a situation in which a statistically significant result does not also mean a practically significant result.

A measure of _____ is a single number used to summarize or represent a group of numbers.

Which data set would MOST accurately depict a positively skewed distribution?

The range is defined as the:

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Exam 16: Understanding Measures of Central Tendency and Distribution Skewness in Statistical Analysis

The _____ is the difference between the highest and lowest scores in a list of numbers.

Describe what a normal, a positively skewed, and a negatively skewed distribution would look like on a graph. Provide a real-life example for each type of distribution.

Tammy is timing how long she can hold her breath. So far, she has values of 1, 2, 2, and 3 minutes. What is the range of the amounts of time that she can hold her breath?

The _____ is the arithmetic average of a group of numbers.

_____ is the probability that a statistic could have been obtained by random chance.

What does it mean for the result of a study to reach statistical significance? Provide a numerical example. Describe a situation in which a statistically significant result does not also mean a practically significant result.

A measure of _____ is a single number used to summarize or represent a group of numbers.

Which data set would MOST accurately depict a positively skewed distribution?

The range is defined as the:

The Science of Psychology

Brain and Behavior

Sensation and Perception

Consciousness

Memory

Learning

Cognition: Thinking, Language, and Intelligence

Motivation and Emotion

Development Across the Life Span

Diversity in Psychology: Multiculturalism, Gender, and Sexuality

Stress and Health

Personality

Social Psychology

Psychological Disorders

Therapy

Filters