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Interpreting Sphericity Test Results in Maze Navigation Task

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Interpreting Sphericity Test Results in Maze Navigation Task

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Questions and Answers

What is the experimental design of the researcher's study?

Between-subjects

Case-control study

Within-subjects (correct)

Mixed design

What is the purpose of the Sphericity test in this study?

To determine the sample size required for the study

To analyze the interaction between lighting and alcohol

To identify the effect of lighting on maze navigation

To check for violations of the assumption of sphericity (correct)

Why is there no p-value for the factor lighting in the sphericity test?

Sphericity is severely violated for the factor lighting

The sample size is too small to produce a p-value

Sphericity cannot be violated for the factor lighting (correct)

The researcher made an error in data entry

What is the purpose of the Mauchly's W test in this study?

To check for deviations from sphericity in the data Signup and view all the answers

What is the advantage of using a within-subjects design in this study?

It eliminates the effect of individual differences Signup and view all the answers

What can be concluded from the homogeneity of variances test result?

Male and female students' ratings have equal variances. Signup and view all the answers

What can be said about the variances of the teacher ratings?

The variances of male and female students' ratings are equal. Signup and view all the answers

What is the outcome of the homogeneity of variances test?

The variances are equal. Signup and view all the answers

What can be inferred from the p-value of 0.99 in the homogeneity of variances test?

The variances are equal. Signup and view all the answers

What is the implication of the homogeneity of variances test result?