Question 1

Which of the following is the formula for computing the F statistic?

Accepted Answer

A)  F = MS between/MS within 
B)  F = SS between/SS within 
C)  F = SS within/SS between 
D)  F = MS within/MS between 
A)  F = MS between/MS within 
B)  F = SS between/SS within 
C)  F = SS within/SS between 
D)  F = MS within/MS between A

Question 2

When your research question calls for you to examine the differences in group means among three or more groups, which of the following would be the appropriate procedure?

Accepted Answer

A)  Pearson correlation 
B)  t test for dependent samples 
C)  t test for independent samples 
D)  Analysis of variance 
A)  Pearson correlation 
B)  t test for dependent samples 
C)  t test for independent samples 
D)  Analysis of variance D

Question 3

What type of ANOVA is used when there is only one type of treatment or grouping factor with more than two levels?

Accepted Answer

A)  One-way 
B)  Two-way 
C)  Three-way 
D)  Four-way 
A)  One-way 
B)  Two-way 
C)  Three-way 
D)  Four-way A

Question 4

In order to increase the F value, which of the following must occur?

Accepted Answer

A)  MS within > MS between 
B)  MS within = MS within 
C)  MS between > MS within 
D)  Ratio = 1 
A)  MS within > MS between 
B)  MS within = MS within 
C)  MS between > MS within 
D)  Ratio = 1

Question 5

What are the three different ANOVA options within the Analysis Toolpak?

Accepted Answer

ANOVA: Single Factor

Question 6

When you compute the sum of the differences between each individual score and the group mean, you have calculated which of the following:

Accepted Answer

A)  MS within 
B)  SS within 
C)  SS between 
D)  MS between 
A)  MS within 
B)  SS within 
C)  SS between 
D)  MS between

Question 7

If the total sample size was 50 and three groups were examined, what is the between-groups degrees of freedom?

Accepted Answer

The betwee

Question 8

What is the sum of squares total?

Accepted Answer

The sum of

Question 9

How are the F statistic and t statistic related?

Accepted Answer

When there are only

Question 10

Who is responsible for the invention of the F statistic?

Accepted Answer

A)  Pearson Fisher 
B)  Karl Pearson 
C)  R. A. Fisher 
D)  R. A. Pearson 
A)  Pearson Fisher 
B)  Karl Pearson 
C)  R. A. Fisher 
D)  R. A. Pearson

Question 11

Which of the following would be an example of a design that examines the effects of gender and socioeconomic status (i.e., high, medium, and low) on a test of student achievement?

Accepted Answer

A)  Simple ANOVA 
B)  One-way ANOVA 
C)  2 × 3 ANOVA 
D)  3 × 3 ANOVA 
A)  Simple ANOVA 
B)  One-way ANOVA 
C)  2 × 3 ANOVA 
D)  3 × 3 ANOVA

Question 12

When interpreting F??, ??? = 8.80, p < .05, what is the within-groups df?

Accepted Answer

A)  30 
B)  27 
C)  3 
D)  2 
A)  30 
B)  27 
C)  3 
D)  2

Question 13

When computing the degrees of freedom for ANOVA, how is the between-group estimate calculated?

Accepted Answer

A)  n - 1 
B)  k - 1 
C)  N - k 
D)  n/k 
A)  n - 1 
B)  k - 1 
C)  N - k 
D)  n/k

Question 14

What is the MS between value?

Accepted Answer

The MS bet

Question 15

When interpreting F??, ??? = 8.80, p < .05, what is the between-groups df?

Accepted Answer

A)  30 
B)  27 
C)  3 
D)  2 
A)  30 
B)  27 
C)  3 
D)  2

Question 16

What is the first step in the computation of the F statistic?

Accepted Answer

A)  Setting the level of risk 
B)  Selection of the appropriate test 
C)  Computing the obtained value 
D)  Stating the null and research hypotheses 
A)  Setting the level of risk 
B)  Selection of the appropriate test 
C)  Computing the obtained value 
D)  Stating the null and research hypotheses

Question 17

When interpreting F??, ??? = 8.80, p < .05, what is the total sample size examined?

Accepted Answer

A)  30 
B)  29 
C)  3 
D)  2 
A)  30 
B)  29 
C)  3 
D)  2

Question 18

What is the variability between groups due to?

Accepted Answer

A)  Chance 
B)  The grouping factor 
C)  The F ratio 
D)  The levels of the dependent variable 
A)  Chance 
B)  The grouping factor 
C)  The F ratio 
D)  The levels of the dependent variable

Question 19

What is the F value?

Accepted Answer

The F valu

Question 20

If you wanted to examine whether the level of parental involvement differs based on students' grade in school (i.e., 1st, 2nd, 3rd, etc.), what is the independent variable of interest?

Accepted Answer

A)  Grade level 
B)  Students 
C)  Parents 
D)  Level of parent involvement 
A)  Grade level 
B)  Students 
C)  Parents 
D)  Level of parent involvement

Which of the following is the formula for computing the F statistic?

When your research question calls for you to examine the differences in group means among three or more groups, which of the following would be the appropriate procedure?

What type of ANOVA is used when there is only one type of treatment or grouping factor with more than two levels?

In order to increase the F value, which of the following must occur?

What are the three different ANOVA options within the Analysis Toolpak?

When you compute the sum of the differences between each individual score and the group mean, you have calculated which of the following:

If the total sample size was 50 and three groups were examined, what is the between-groups degrees of freedom?

What is the sum of squares total?

How are the F statistic and t statistic related?

Who is responsible for the invention of the F statistic?

Which of the following would be an example of a design that examines the effects of gender and socioeconomic status (i.e., high, medium, and low) on a test of student achievement?

When interpreting F??, ??? = 8.80, p < .05, what is the within-groups df?

When computing the degrees of freedom for ANOVA, how is the between-group estimate calculated?

What is the MS between value?

When interpreting F??, ??? = 8.80, p < .05, what is the between-groups df?

What is the first step in the computation of the F statistic?

When interpreting F??, ??? = 8.80, p < .05, what is the total sample size examined?

What is the variability between groups due to?

What is the F value?

If you wanted to examine whether the level of parental involvement differs based on students' grade in school (i.e., 1st, 2nd, 3rd, etc.), what is the independent variable of interest?

Statistics or Sadistics? It’s Up to You

Means to an End: Computing and Understanding Averages

Vive La Différence: Understanding Variability

A Picture Really Is Worth a Thousand Words

Ice Cream and Crime: Computing Correlation Coefficients

Just the Truth: An Introduction to Understanding Reliability and Validity

Hypotheticals and You: Testing Your Questions

Are Your Curves Normal? Probability and Why It Counts

Significantly Significant: What It Means for You and Me

Only the Lonely

t(ea) for Two (Again): Tests Between the Means of Related Groups

t(ea) for Two (Again): Tests Between the Means of Related Groups

Two Too Many Factors: Factorial Analysis of Variance

Cousins or Just Good Friends? Testing Relationships Using the Correlation Coefficient

Predicting Who’ll Win the Super Bowl: Using Linear Regression

What to Do When You’re Not Normal: Chi-Square and Some Other Nonparametric Tests

Some Other (Important) Statistical Procedures You Should Know About

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Exam 13: Two Groups Too Many? Try Analysis of Variance

Which of the following is the formula for computing the F statistic?

When your research question calls for you to examine the differences in group means among three or more groups, which of the following would be the appropriate procedure?

What type of ANOVA is used when there is only one type of treatment or grouping factor with more than two levels?

In order to increase the F value, which of the following must occur?

What are the three different ANOVA options within the Analysis Toolpak?

When you compute the sum of the differences between each individual score and the group mean, you have calculated which of the following:

If the total sample size was 50 and three groups were examined, what is the between-groups degrees of freedom?

What is the sum of squares total?

How are the F statistic and t statistic related?

Who is responsible for the invention of the F statistic?

Which of the following would be an example of a design that examines the effects of gender and socioeconomic status (i.e., high, medium, and low) on a test of student achievement?

When interpreting F??, ??? = 8.80, p < .05, what is the within-groups df?

When computing the degrees of freedom for ANOVA, how is the between-group estimate calculated?

What is the MS between value?

When interpreting F??, ??? = 8.80, p < .05, what is the between-groups df?

What is the first step in the computation of the F statistic?

When interpreting F??, ??? = 8.80, p < .05, what is the total sample size examined?

What is the variability between groups due to?

What is the F value?

If you wanted to examine whether the level of parental involvement differs based on students' grade in school (i.e., 1st, 2nd, 3rd, etc.), what is the independent variable of interest?

Statistics or Sadistics? It’s Up to You

Means to an End: Computing and Understanding Averages

Vive La Différence: Understanding Variability

A Picture Really Is Worth a Thousand Words

Ice Cream and Crime: Computing Correlation Coefficients

Just the Truth: An Introduction to Understanding Reliability and Validity

Hypotheticals and You: Testing Your Questions

Are Your Curves Normal? Probability and Why It Counts

Significantly Significant: What It Means for You and Me

Only the Lonely

t(ea) for Two (Again): Tests Between the Means of Related Groups

t(ea) for Two (Again): Tests Between the Means of Related Groups

Two Too Many Factors: Factorial Analysis of Variance

Cousins or Just Good Friends? Testing Relationships Using the Correlation Coefficient

Predicting Who’ll Win the Super Bowl: Using Linear Regression

What to Do When You’re Not Normal: Chi-Square and Some Other Nonparametric Tests

Some Other (Important) Statistical Procedures You Should Know About

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