Final Exam Prep Session PSY 3000

The ______ variable is the variable that is manipulated in an experiment.

• Dependent

• Confounding

• Independent

• Extraneous

The _______ variable is the variable that is being measured in an experiment.

• Dependent

• Confounding

• Independent

• Extraneous

True or false: A population measures every person of interest, whereas a sample only measures a subset of the population.

• True

• False

A researcher wants to study the effects of teaching methods on quiz scores. Classroom one is taught using an alternative method, and the second classroom is taught using the traditional method, and then quiz scores were compared. What kind of research design is this?

• Within subjects design

• Single-subjects design

• Between subjects design

• None of the above

A researcher is looking to compare a middle school's average GPA to the average population GPA of 2.77. What kind of test should be ran?

• Independent samples t-test

• One-sample t-test

• Repeated measures ANOVA

• Factorial ANOVA

You are interested in observing sleeping patterns over time. You administer a pre-test, mid-test, and post test on one group of participants. What kind of design is this?

• Between subjects design

• Within subjects design

• Single-subject design

• None of the above

True or false: An independent samples t-test is a within subjects design.

• True

• False

What tests are used when you have exactly 2 levels of your independent variable? Select all that apply.

• Repeated Measures ANOVA

• Independent Samples t-test

• Factorial ANOVA

• Paired Samples t-test

Factorial ANOVAS are used when you have _ or more independent variables.

• 1

• 2

• 3

• 4

What tests are used when you have more than 2 levels of your independent variable? Select all that apply.

• Independent samples t-test

• Repeated measures ANOVA

• Paired samples t-test

• One-way ANOVA