Statistics & Research Methods (CBSE-NET (UGC) Psychology (Paper-II & Paper-III)): Questions 23 - 25 of 161

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Question number: 23

» Statistics & Research Methods » Application of Statistics in Psychology

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 (4) Response
a.

Inferential statistics

b.

Scatter plots

c.

Means-to-end statistics

d.

Descriptive statistics

Question number: 24

» Statistics & Research Methods » Application of Statistics in Psychology

MCQ▾

Question

An independent variable is:

Choices

Choice (4) Response
a.

A variable whose value depends on that of the dependent variable

b.

The only variable of interest

c.

A variable that is independently verified

d.

The variable that is manipulated by experiment

Question number: 25

» Statistics & Research Methods » Inferential Statistics

MCQ▾

Question

The Hawthorne effect is best explained as:

Choices

Choice (4) Response
a.

Specific, testable predictions derived from a theory

b.

Expectations by the experimenter that can influence the results of an experiment

c.

The idea that subjects in an experiment will lie if the researcher tells them to

d.

The idea that people will alter their behavior because of the researchers’ attention and not because of actual treatment

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