Question 1

For an analysis of variance,the term "two-way" refers to ______.

Accepted Answer

A)  the number of factors in the design 
B)  the number of statistical tests in the design 
C)  the number of ways that the data can be analyzed 
D)  the direction that traffic should follow on a road 
A)  the number of factors in the design 
B)  the number of statistical tests in the design 
C)  the number of ways that the data can be analyzed 
D)  the direction that traffic should follow on a road

Question 2

The denominator of the formula for $\eta$2 is SST for both main effects and the interaction.

Accepted Answer

A) True 
 B)False

Question 3

The complexity of the two-way ANOVA differs from that of the t tests and the one-way ANOVAs in that,______.

Accepted Answer

A)  two factors can be observed using the two-way ANOVA, but not using the t tests and the one-way ANOVAs 
B)  an interaction can be observed using the two-way ANOVA, but not using the t tests and the one-way ANOVAs 
C)  three hypothesis are made with one statistical test using the two-way ANOVA, but not using the t tests and the one-way ANOVAs 
D)  all of these 
A)  two factors can be observed using the two-way ANOVA, but not using the t tests and the one-way ANOVAs 
B)  an interaction can be observed using the two-way ANOVA, but not using the t tests and the one-way ANOVAs 
C)  three hypothesis are made with one statistical test using the two-way ANOVA, but not using the t tests and the one-way ANOVAs 
D)  all of these

Question 4

An A * B interaction is associated with 8 degrees of freedom in a 2 * 4 between-subjects ANOVA.

Accepted Answer

A) True 
 B)False

Question 5

A complete factorial design is one in which each level of one factor is combined or crossed with each level of the other factor.

Accepted Answer

A) True 
 B)False

Question 6

A researcher computes a two-way between-subjects ANOVA and finds a significant A * B interaction and two main effects.Which significant effect should typically be analyzed first?

Accepted Answer

A)  the significant main effect for one factor 
B)  the significant main effect for both factors 
C)  the significant interaction 
D)  no effect needs to be analyzed further 
A)  the significant main effect for one factor 
B)  the significant main effect for both factors 
C)  the significant interaction 
D)  no effect needs to be analyzed further

Question 7

A researcher computes a 2 *  4 between-subjects ANOVA.What are the degrees of freedom for Factor B for this study?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  8 
A)  2 
B)  3 
C)  4 
D)  8

Question 8

Which of the following is a reason why it can be necessary to include two factors in the same statistical design?

Accepted Answer

A)  you want to observe two groups in the same statistical design 
B)  you want to analyze the main effects of a factor 
C)  your hypothesis may require that you observe two factors 
D)  you want to minimize the number of participants observed in your study 
A)  you want to observe two groups in the same statistical design 
B)  you want to analyze the main effects of a factor 
C)  your hypothesis may require that you observe two factors 
D)  you want to minimize the number of participants observed in your study

Question 9

Computing a two-way between-subjects ANOVA is appropriate when ______.

Accepted Answer

A)  different participants are assigned to each group or cell 
B)  the same participants are observed across groups or cells 
C)  the levels of two or more factors are manipulated 
D)  different participants are assigned to each group or cell and the levels of two or more factors are manipulated 
A)  different participants are assigned to each group or cell 
B)  the same participants are observed across groups or cells 
C)  the levels of two or more factors are manipulated 
D)  different participants are assigned to each group or cell and the levels of two or more factors are manipulated

Question 10

A researcher computes a 3 *  5 between-subjects ANOVA.What are the degrees of freedom for the A *  B interaction for this study?

Accepted Answer

A)  2 
B)  4 
C)  8 
D)  15 
A)  2 
B)  4 
C)  8 
D)  15

Question 11

To summarize any type of two-way ANOVA using APA format,we report each of the following except the,______.

Accepted Answer

A)  test statistic 
B)  critical values 
C)  p value 
D)  degrees of freedom 
A)  test statistic 
B)  critical values 
C)  p value 
D)  degrees of freedom

Question 12

When the same participants are observed in each cell or group,we use the two-way between-subjects ANOVA to analyze the data.

Accepted Answer

A) True 
 B)False

Question 13

There are two factors and four cells in a 2 * 2 between-subjects ANOVA.

Accepted Answer

A) True 
 B)False

Question 14

A researcher computes a 2 *  3 between-subjects ANOVA in which six participants are observed in each cell.What are the degrees of freedom error for this study?

Accepted Answer

A)  71 
B)  60 
C)  30 
D)  36 
A)  71 
B)  60 
C)  30 
D)  36

Question 15

A two-way ANOVA is a statistical procedure used to test hypotheses concerning the variance of two group means for the levels of one factor.

Accepted Answer

A) True 
 B)False

Question 16

The following APA summary of a significant main effect is correctly stated: "The main effect of comprehension level was significant,F(2,30)= 3.77,p 2 = .18)."

Accepted Answer

A) True 
 B)False

Question 17

The means and standard error or standard deviations measured in a study can be summarized in,______.

Accepted Answer

A)  a figure 
B)  a table 
C)  the main text of a report 
D)  all of these 
A)  a figure 
B)  a table 
C)  the main text of a report 
D)  all of these

Question 18

$\omega$2 corrects for the number of groups and the size of error in an analysis of variance test; $\eta$2 does not.

Accepted Answer

A) True 
 B)False

Question 19

The following APA summary of a significant interaction is correctly stated: "The interaction between playfulness and resiliency was significant,F(16)= 3.07,p 2 = .12)."

Accepted Answer

A) True 
 B)False

Question 20

A researcher measures differences in recall between participants watching a regular or a 3-D movie clip with a romance,drama,or action theme.Different participants were observed in each group.What type of statistical design is appropriate for this study?

Accepted Answer

A)  one-way between-subjects ANOVA 
B)  one-way within-subjects ANOVA 
C)  two-way between-subjects ANOVA 
D)  one-way within-subjects ANOVA and two-way between-subjects ANOVA 
A)  one-way between-subjects ANOVA 
B)  one-way within-subjects ANOVA 
C)  two-way between-subjects ANOVA 
D)  one-way within-subjects ANOVA and two-way between-subjects ANOVA

For an analysis of variance,the term "two-way" refers to ______.

The denominator of the formula for $\eta$ ² is SS_T for both main effects and the interaction.

The complexity of the two-way ANOVA differs from that of the t tests and the one-way ANOVAs in that,______.

An A * B interaction is associated with 8 degrees of freedom in a 2 * 4 between-subjects ANOVA.

A complete factorial design is one in which each level of one factor is combined or crossed with each level of the other factor.

A researcher computes a two-way between-subjects ANOVA and finds a significant A * B interaction and two main effects.Which significant effect should typically be analyzed first?

A researcher computes a 2 * 4 between-subjects ANOVA.What are the degrees of freedom for Factor B for this study?

Which of the following is a reason why it can be necessary to include two factors in the same statistical design?

Computing a two-way between-subjects ANOVA is appropriate when ______.

A researcher computes a 3 * 5 between-subjects ANOVA.What are the degrees of freedom for the A * B interaction for this study?

To summarize any type of two-way ANOVA using APA format,we report each of the following except the,______.

When the same participants are observed in each cell or group,we use the two-way between-subjects ANOVA to analyze the data.

There are two factors and four cells in a 2 * 2 between-subjects ANOVA.

A researcher computes a 2 * 3 between-subjects ANOVA in which six participants are observed in each cell.What are the degrees of freedom error for this study?

A two-way ANOVA is a statistical procedure used to test hypotheses concerning the variance of two group means for the levels of one factor.

The following APA summary of a significant main effect is correctly stated: "The main effect of comprehension level was significant,F(2,30)= 3.77,p < .05 (R² = .18)."

The means and standard error or standard deviations measured in a study can be summarized in,______.

$\omega$ ² corrects for the number of groups and the size of error in an analysis of variance test; $\eta$ ² does not.

The following APA summary of a significant interaction is correctly stated: "The interaction between playfulness and resiliency was significant,F(16)= 3.07,p < .05 (R² = .12)."

A researcher measures differences in recall between participants watching a regular or a 3-D movie clip with a romance,drama,or action theme.Different participants were observed in each group.What type of statistical design is appropriate for this study?

Introduction to Statistics

Summarizing Data: Frequency Distributions in Tables and Graphs

Summarizing Data: Central Tendency

Summarizing Data: Variability

Probability

Probability, normal Distributions, and Z Scores

Probability and Sampling Distributions

Hypothesis Testing: Significance,effect Size,and Power

Testing Means: One-Sample and Two-Independent-Sample T Tests

Testing Means: Truehe Related-Samples T Test

Estimation and Confidence Intervals

Analysis of Variance: One-Way Between-Subjects Design

Analysis of Variance: One-Way Within-Subjects Repeated-Measuresdesign

Correlation

Linear Regression and Multiple Regression

Nonparametric Tests: Chi-Square Tests

Nonparametric Tests: Tests for Ordinal Data

Filters

Exam 14: Analysis of Variance: Two-Way Between-Subjects Factorial Design

For an analysis of variance,the term "two-way" refers to ______.

The denominator of the formula for η\etaη 2 is SST for both main effects and the interaction.

The complexity of the two-way ANOVA differs from that of the t tests and the one-way ANOVAs in that,______.

An A * B interaction is associated with 8 degrees of freedom in a 2 * 4 between-subjects ANOVA.

A complete factorial design is one in which each level of one factor is combined or crossed with each level of the other factor.

A researcher computes a two-way between-subjects ANOVA and finds a significant A * B interaction and two main effects.Which significant effect should typically be analyzed first?

A researcher computes a 2 * 4 between-subjects ANOVA.What are the degrees of freedom for Factor B for this study?

Which of the following is a reason why it can be necessary to include two factors in the same statistical design?

Computing a two-way between-subjects ANOVA is appropriate when ______.

A researcher computes a 3 * 5 between-subjects ANOVA.What are the degrees of freedom for the A * B interaction for this study?

To summarize any type of two-way ANOVA using APA format,we report each of the following except the,______.

When the same participants are observed in each cell or group,we use the two-way between-subjects ANOVA to analyze the data.

There are two factors and four cells in a 2 * 2 between-subjects ANOVA.

A researcher computes a 2 * 3 between-subjects ANOVA in which six participants are observed in each cell.What are the degrees of freedom error for this study?

A two-way ANOVA is a statistical procedure used to test hypotheses concerning the variance of two group means for the levels of one factor.

The following APA summary of a significant main effect is correctly stated: "The main effect of comprehension level was significant,F(2,30)= 3.77,p < .05 (R2 = .18)."

The means and standard error or standard deviations measured in a study can be summarized in,______.

ω\omegaω 2 corrects for the number of groups and the size of error in an analysis of variance test; η\etaη 2 does not.

The following APA summary of a significant interaction is correctly stated: "The interaction between playfulness and resiliency was significant,F(16)= 3.07,p < .05 (R2 = .12)."

A researcher measures differences in recall between participants watching a regular or a 3-D movie clip with a romance,drama,or action theme.Different participants were observed in each group.What type of statistical design is appropriate for this study?

Introduction to Statistics

Summarizing Data: Frequency Distributions in Tables and Graphs

Summarizing Data: Central Tendency

Summarizing Data: Variability

Probability

Probability, normal Distributions, and Z Scores

Probability and Sampling Distributions

Hypothesis Testing: Significance,effect Size,and Power

Testing Means: One-Sample and Two-Independent-Sample T Tests

Testing Means: Truehe Related-Samples T Test

Estimation and Confidence Intervals

Analysis of Variance: One-Way Between-Subjects Design

Analysis of Variance: One-Way Within-Subjects Repeated-Measuresdesign

Correlation

Linear Regression and Multiple Regression

Nonparametric Tests: Chi-Square Tests

Nonparametric Tests: Tests for Ordinal Data

Filters

The denominator of the formula for $\eta$ ² is SS_T for both main effects and the interaction.

The following APA summary of a significant main effect is correctly stated: "The main effect of comprehension level was significant,F(2,30)= 3.77,p < .05 (R² = .18)."

$\omega$ ² corrects for the number of groups and the size of error in an analysis of variance test; $\eta$ ² does not.

The following APA summary of a significant interaction is correctly stated: "The interaction between playfulness and resiliency was significant,F(16)= 3.07,p < .05 (R² = .12)."