Why might you wish to include covariates in an ANOVA? (You may select more than one option.)
A) To reduce within-group error variance.
B) To eliminate confounds in the results.
C) To reduce between-group error variance.
D) When the assumption of homogeneity of variance is violated.
Correct Answer:
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Q1: When conducting an ANCOVA, which would be
Q2: Which contrast would be most appropriate if
Q3: Because the research design is slightly more
Q5: What graphical illustration might you use to
Q6: Analyse the following illustration. Which scenario is
Q7: What is the purpose of using an
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Q9: How is eta squared calculated?
A) SSM /
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Q11: If you were to analyse the effect
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