Test 3 Review Day

What would the F ratio be if the null hypothesis is true?

• -2

• 50

• 1

• 2

Fill in the blank: One concern with a WITHIN subjects design is _________.

• Order/learning effects

• Sampling bias

• Low statistical power

• Lack of random assignment

Fill in the blank: In a WITHIN subjects design, you can’t always have the same person do both things (_________ and experimental condition).

• control condition

• dependent variable

• random assignment

• placebo effect

Fill in the blank: A WITHIN subjects design may increase potential for _________

• alternative explanations

• statistical power

• random assignment

• external validity

What is the formula for ANOVA? (F)

• variance between groups / variance within groups

• variance within groups / variance between groups

• mean of all groups / variance within groups

• sum of squares within groups / sum of squares between groups

Define WITHIN groups study. Which t-test do you use for within groups?

• It uses the same group of participants in both conditions (dependent)

• It uses different groups of participants for different conditions (dependent)

• It uses the same group of participants in both conditions (independent)

• It uses different groups of participants for different conditions (independent)

What formula is this?

• Effect SizeDependent t-test

• Independent Samples t-test

• ANOVA

• Dependent Samples t-test

What formula is this?

• Dependent Samplest-test

• Independent Samplest-test

• Mean

• Effect SizeIndependentt-test

What formula is this?

• Effect SizeDependent Samplest-test

• Standard Deviation

• Variance

• Effect SizeIndependentt-test

What formula is this?

• Effect Size ANOVA

• Effect Size Dependent Samples t-test

• Effect Size Independent t-test

• Effect Size z-test