Measurement and Methodology-Statistical Procedures (GRE (Graduate Record Examinations) Psychology): Questions 8 - 11 of 21

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Question number: 8

» Measurement and Methodology » Statistical Procedures

MCQ▾

Question

The term zero-order correlation coefficient refers to a correlation

Choices

Choice (5) Response

a.

between variables whose scores are expressed in small numbers, generally less than 1

b.

between two variables

c.

that is close to 0.00

d.

that has yet to be tested

e.

that does not achieve statistical significance

Question number: 9

» Measurement and Methodology » Statistical Procedures

MCQ▾

Question

Which of the following is NOT true of parametric statistical tests?

Choices

Choice (5) Response

a.

They are more powerful than non-parametric statistical tests.

b.

They assume comparable variability across treatment groups.

c.

They assume that data are normally distributed.

d.

They are used with interval or ratio data.

e.

None of the above

Question number: 10

» Measurement and Methodology » Statistical Procedures

MCQ▾

Question

Five hundred undergraduates were asked to report their favorite television show from a list of 100 different shows. What kind of scale can best organize the data?

Choices

Choice (5) Response

a.

Ratio

b.

Interval

c.

F-scale

d.

Nominal

e.

Ordinal

Question number: 11

» Measurement and Methodology » Statistical Procedures

MCQ▾

Question

Mary is using a one-tailed test to evaluate the results of her experiment. Compared with what would happen if she used a two-tailed test, ________.

Choices

Choice (5) Response

a.

Her computed value of t will be larger.

b.

Her significance level must be more extreme.

c.

Her critical value of t will be less extreme.

d.

Her critical value of t will be more extreme.

e.

There will be no difference.

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