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How would you define a factorial analysis of variance?


A) An experiment with two or more independent variables
B) An experiment with two or more dependent variables
C) An experiment with two or more independent and dependent variables
D) An experiment with one independent and dependent variable

E) All of the above
F) B) and D)

Correct Answer

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How is SSR represented in a 'between-subject effects' table?


A) Error
B) Corrected model
C) Corrected total
D) Intercept

E) All of the above
F) A) and D)

Correct Answer

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Based on the table above, how was the F-score for gender calculated (assuming gender is coded as A) ?


A) MSA / MSR
B) MSA × MSR
C) MSR / MSA
D) MSA / MSB

E) B) and C)
F) All of the above

Correct Answer

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Suppose the research design was developed further by examining the effects of different types of goal setting (outcome, process and performance) on tennis serve accuracy in male and female novice and expert tennis players. Thirty expert tennis players were allocated to one of the three goal-setting groups, as were the novice players. How would you describe this ANOVA?


A) Two-way ANOVA
B) Three-way ANOVA
C) Five-way ANOVA
D) Three-way mixed model ANOVA

E) A) and B)
F) All of the above

Correct Answer

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Suppose you were researching the effects of psychological skills training (PST) , such as goal setting and imagery, on golf-putting performance (scored out of 10) . Twenty-eight participants (14 male and 14 female) were recruited for the study. Seven male and seven female participants were randomly allocated to each of the two conditions. How would you describe this research design?


A) Two-way independent ANOVA
B) One-way repeated-measures ANOVA
C) Three-way mixed model ANOVA
D) None of the above are appropriate

E) A) and D)
F) B) and C)

Correct Answer

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Calculate the mean and standard deviation for each group from the data below. Calculate the mean and standard deviation for each group from the data below. ANSWERS If the equation for the above study was: score = (b<sub>0</sub> + b<sub>1</sub>PST<sub>i</sub> + b<sub>2</sub>gender<sub>i</sub> + b<sub>3</sub>interaction<sub>i</sub>) +E<sub>i</sub>, how would you express the interaction effect between the PST and the gender? A) PST × gender B) PST + gender C) PST / gender D) PST - gender Calculate the mean and standard deviation for each group from the data below. ANSWERS If the equation for the above study was: score = (b<sub>0</sub> + b<sub>1</sub>PST<sub>i</sub> + b<sub>2</sub>gender<sub>i</sub> + b<sub>3</sub>interaction<sub>i</sub>) +E<sub>i</sub>, how would you express the interaction effect between the PST and the gender? A) PST × gender B) PST + gender C) PST / gender D) PST - gender ANSWERS Calculate the mean and standard deviation for each group from the data below. ANSWERS If the equation for the above study was: score = (b<sub>0</sub> + b<sub>1</sub>PST<sub>i</sub> + b<sub>2</sub>gender<sub>i</sub> + b<sub>3</sub>interaction<sub>i</sub>) +E<sub>i</sub>, how would you express the interaction effect between the PST and the gender? A) PST × gender B) PST + gender C) PST / gender D) PST - gender If the equation for the above study was: score = (b0 + b1PSTi + b2genderi + b3interactioni) +Ei, how would you express the interaction effect between the PST and the gender?


A) PST × gender
B) PST + gender
C) PST / gender
D) PST - gender

E) B) and C)
F) A) and D)

Correct Answer

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How many interaction effects would need to be analysed in this example?


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

E) B) and C)
F) A) and B)

Correct Answer

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How many within-group effects are present?


A) 0
B) 1
C) 2
D) 3

E) B) and C)
F) C) and D)

Correct Answer

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Calculate the total sum of squares (SST) if the grand variance (s2) = 3.86 and the degrees of freedom (df) = 27


A) 104.2
B) 0.14
C) 30.9
D) 23.1

E) B) and D)
F) None of the above

Correct Answer

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A

How many independent variables are being measured?


A) 2
B) 3
C) 4
D) 5

E) A) and B)
F) B) and C)

Correct Answer

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What are the independent variables in this example?


A) Gender
B) Skill level
C) Goal setting strategy
D) Tennis serve

E) None of the above
F) B) and D)

Correct Answer

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What does residual sum of squares (SSR) represent?


A) Individual differences in performance or the variance that can't be explained by factors that were systematically manipulated
B) Group differences in performance or the variance that can be explained by factors that were systematically manipulated
C) Interactive differences in performance or the variance that can't be explained by factors that were systematically manipulated
D) Cumulative differences in performance or the variance that can be explained by factors that were systematically manipulated

E) A) and B)
F) A) and D)

Correct Answer

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The variance explained by the experimental manipulation can be attributed to which of the following variables?


A) Gender
B) PST
C) Interaction between the two
D) None of the above

E) None of the above
F) A) and B)

Correct Answer

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Analyse the table below. Which independent variables have a significant effect on the dependent variable? Analyse the table below. Which independent variables have a significant effect on the dependent variable? A) Gender B) PST C) Interaction D) No significant effects were found


A) Gender
B) PST
C) Interaction
D) No significant effects were found

E) None of the above
F) C) and D)

Correct Answer

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Which of the following equations is correct for calculating a variable's mean squared value?


A) SSA / dfA = MSA
B) SSA × dfA = MSA
C) SSA + dfA = MSA
D) SSA - dfA = MSA

E) A) and B)
F) None of the above

Correct Answer

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What else is an independent groups design referred to as?


A) Between groups
B) Within groups
C) Between-within groups
D) None of the above are appropriate

E) A) and D)
F) C) and D)

Correct Answer

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A

Which of the following is not a factorial ANOVA design?


A) Summated-groups design
B) Independent-groups design
C) Repeated-measures design
D) Mixed model design

E) B) and C)
F) C) and D)

Correct Answer

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How many levels are present for each variable?


A) 2
B) 3
C) 4
D) 5

E) A) and D)
F) A) and C)

Correct Answer

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How many independent variables are being analysed in this example?


A) 2
B) 3
C) 4
D) 5

E) None of the above
F) A) and B)

Correct Answer

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How might you calculate the mean sum of squares (SSM) ?


A) Sum of squares for gender + PST + gender × PST = SSM
B) Sum of squares for gender + PST = SSM
C) Sum of squares for error + intercept = SSM
D) Sum of squares for error + gender = SSM

E) A) and B)
F) A) and C)

Correct Answer

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A

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