History, Approaches & Research Methods (AP (Advanced Placement) Psychology): Questions 103 - 105 of 219

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Question number: 103

» History, Approaches & Research Methods » Statistics, Research Methods & Ethics » Describing Data

MCQ▾

Question

Joseph runs an experiment testing the effects of sugar consumption on aggression levels in children and randomly assigns 20 subjects either to a control group given sugar-free sweets or to the experimental group that was given the same sweets that did contain sugar. He then tests the subjects’ response to several different puzzles, each with increasing difficulty and hypothesizes that sugar levels play a major role in aggression in children. In order to know whether his hypothesis has been supported, Joseph will need to use:

Choices

Choice (5) Response

a.

Experimental research

b.

Inferential statistics

c.

Scatter plots

d.

Means-to-end statistics

e.

Descriptive statistics

Question number: 104

» 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: 105

» 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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