Question 1

Find the interquartile range in the above data.

Accepted Answer

Interquartile range = 11.5 - 6.5 = 5.0

Question 2

As a general rule, range is appropriate for describing a distribution of scores with outliers. ________

Accepted Answer

A) True 
 B)False  False

Question 3

What is NOT true about variability?

Accepted Answer

A)  It is differences among the scores of participants 
B)  If all the participants who take a test earn the same score, there is no variability 
C)  It is usually found among participants in research studies 
D)  A synonym for variability is deviation 
A)  It is differences among the scores of participants 
B)  If all the participants who take a test earn the same score, there is no variability 
C)  It is usually found among participants in research studies 
D)  A synonym for variability is deviation D

Question 4

Find the range from the following data:
5 , 6 , 7 , 8 , 9 , 10 , 10 , 11 , 12 , 45

Accepted Answer

The answer of Find the range from the following data:
5...

Question 5

What is the score of 45 in the above data referred to as?

Accepted Answer

A)  Variability 
B)  IQR 
C)  Outlier 
D)  A high range 
A)  Variability 
B)  IQR 
C)  Outlier 
D)  A high range

Question 6

When median is reported as the average for a set of scores, which measure of variability is customary to report also?

Accepted Answer

A)  Range 
B)  Interquartile Range 
C)  Standard Deviation 
A)  Range 
B)  Interquartile Range 
C)  Standard Deviation

Find the interquartile range in the above data.

As a general rule, range is appropriate for describing a distribution of scores with outliers. ________

What is NOT true about variability?

Find the range from the following data: 5 , 6 , 7 , 8 , 9 , 10 , 10 , 11 , 12 , 45

What is the score of 45 in the above data referred to as?

When median is reported as the average for a set of scores, which measure of variability is customary to report also?

The Empirical Approach to Knowledge

Types of Empirical Research

Scales of Measurement

Descriptive, Correlational, and Inferential Statistics

Introduction to Sampling

Variations on Random Sampling

Sample Size

Standard Error of the Mean

Frequencies, Percentages, and Proportions

Shapes of Distributions

The Mean: An Average

Mean, Median, and Mode

Standard Deviation

Z-Score

Correlation

Pearson-R

Scattergram

Introduction to Hypothesis Testing

Decisions About the Null Hypothesis

Introduction to the T-Test

Independent Samples T-Test

Dependent Samples T-Test

One Sample T-Test

Reports of the Results of T-Tests

One-Way Anova

Two-Way Anova

Chi-Square Test

Limitations of Significance Testing

Effect Size

Coefficient of Determination

Multiple Correlation

Simple and Multiple Regression

Filters

Exam 13: Range and Interquartile Range

Find the interquartile range in the above data.

As a general rule, range is appropriate for describing a distribution of scores with outliers. ________

What is NOT true about variability?

Find the range from the following data: 5 , 6 , 7 , 8 , 9 , 10 , 10 , 11 , 12 , 45

What is the score of 45 in the above data referred to as?

When median is reported as the average for a set of scores, which measure of variability is customary to report also?

The Empirical Approach to Knowledge

Types of Empirical Research

Scales of Measurement

Descriptive, Correlational, and Inferential Statistics

Introduction to Sampling

Variations on Random Sampling

Sample Size

Standard Error of the Mean

Frequencies, Percentages, and Proportions

Shapes of Distributions

The Mean: An Average

Mean, Median, and Mode

Standard Deviation

Z-Score

Correlation

Pearson-R

Scattergram

Introduction to Hypothesis Testing

Decisions About the Null Hypothesis

Introduction to the T-Test

Independent Samples T-Test

Dependent Samples T-Test

One Sample T-Test

Reports of the Results of T-Tests

One-Way Anova

Two-Way Anova

Chi-Square Test

Limitations of Significance Testing

Effect Size

Coefficient of Determination

Multiple Correlation

Simple and Multiple Regression

Filters