History, Approaches & Research Methods-Experimental, Correlation, & Clinical Research (AP (Advanced Placement) Psychology): Questions 37 - 39 of 81

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Question number: 37

» History, Approaches & Research Methods » Experimental, Correlation, & Clinical Research

MCQ▾

Question

Mathew, a psychology major, collected survey data about the number of hours that college students study for finals and their grades on those finals. His data indicates that students who spend more time studying for finals tend to do better than other students. What can Mathew now conclude?

Choices

Choice (5) Response

a.

A relationship exists between studying and exam grades.

b.

Students who do not study for final exams will not do well on those exams.

c.

Students with higher IQs tend to study more than those with lower IQs.

d.

Studying improves a student’s grade on a final exam.

e.

A significant relationship exists between studying and grades.

Question number: 38

» History, Approaches & Research Methods » Experimental, Correlation, & Clinical Research

MCQ▾

Question

Dr. Berry conducts an experiment to see whether hunger makes mice run faster through a maze and for this he randomly assigns 25 mice to a control group or an experimental group. Which cannot be a confounding variable?

Choices

Choice (5) Response

a.

Where the experiment takes place

b.

How hungry the mice were before the experiment

c.

How fast the mice are before the race

d.

The population from which he selected the mice

e.

When the experiment takes place

Question number: 39

» History, Approaches & Research Methods » Experimental, Correlation, & Clinical Research

MCQ▾

Question

A correlational study is one that determines

Choices

Choice (5) Response

a.

the relationship between the independent and the dependent variable.

b.

cause-effect relationships.

c.

the effects of the observer on the observed.

d.

the relationship between two events.

e.

understanding predictor variable.

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