Measurement and Methodology-Statistical Procedures [GRE (Graduate Record Examinations) Psychology]: Questions 25 - 27 of 27

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Question 25

Question MCQ▾

In the traditional learning experiment, the effect of practice on performance is investigated. Performance is the ________ variable.

Choices

Choice (5)Response

a.

Dependent

b.

Extraneous

c.

Random

d.

Independent

e.

Control

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Question 26

Question MCQ▾

Which of the following would refer to a measure on a ratio scale?

Choices

Choice (5)Response

a.

The number of years each employee has been working for a company.

b.

First, second, or third in a race.

c.

The numbers on baseball uniforms.

d.

The year 2000 A. D.

e.

An IQ score of 110.

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Question 27

Question MCQ▾

Julian computed the Pearson Product Moment Correlation Coefficient for a set of data and found that . Without knowing more about the study, we can say that________.

Choices

Choice (5)Response

a.

There is a high, positive relationship between the two measures used in the study.

b.

Julian has confirmed the hypothesis.

c.

There is a low negative relationship between the two measures.

d.

One measures reliability and predicts the other measure.

e.

Julian made an error in his calculation.

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