Measurement and Methodology-Research Designs [GRE (Graduate Record Examinations) Psychology]: Questions 20 - 23 of 28

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Question 20

Question

MCQ▾

Researchers favoring the small N approach argue that the large N approach ________.

Choices

Choice (5)Response

a.

Probably as less reliable.

b.

Lacks statistical support.

c.

Probably as less internally valid.

d.

Lacks precision.

e.

Is a waste of subjects?

Question 21

Question

MCQ▾

If a factorial experiment resulted in an interaction with no main effects, which of the following would represent a graph of the data?

Choices

Choice (5)Response

a.

Two lines that decrease with one below and decreasing faster than another.

b.

Two parallel lines with one above the other.

c.

Two lines that increase with one above and increasing faster than the other.

d.

Two lines that cross or intersect.

e.

Question does not provide sufficient data or is vague

Question 22

Question

MCQ▾

In a between-subjects experiment

Choices

Choice (5)Response

a.

Subjects are run in pairs with a partition between them.

b.

The subjects are always run together in a group.

c.

Different subjects take part in each condition of the experiment.

d.

The same subject takes part in each treatment condition.

e.

The subjects decide what group they will join.

Question 23

Question

MCQ▾

In a double-blind experiment

Choices

Choice (5)Response

a.

The subjects know which treatments they are receiving.

b.

A cover story is told to both subjects and experimenter.

c.

Neither the subjects nor the experimenter know which treatment the subjects are receiving.

d.

The experimental subjects are told they are in the control group and vice versa.

e.

The experimenter never sees the results of the experiment.