Which of the following cannot be an independent variable?

A. drug dosage
B. use of memory aids
C. amount of sleep
D. age


Answer: D

Sociology

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The 1999 Human Development Report reported that in 1960 the ratio of the world's richest income quintile to the world's poorest quintile was 30:1 and that by 1990 it had increased to 600:1 and by 1997 to 7,400:1

Indicate whether this statement is true or false.

Sociology

The stages of Kaplan’s model of sexual response are . . .

a. awakening, plateau, climax. b. desire, excitement, orgasm. c. excitement, orgasm, resolution. d. indifference, tolerance, regret.

Sociology

Suppose you had four populations with equal means and equal variances. You could make an F distribution for situations with samples of 10 each by

A) applying the test formula to each pair of samples and squaring, then repeating this process a large number of times. B) applying the ANOVA formula to a set of four samples (one from each of the four populations) of 10 each, figuring df, and repeating this process a large number of times. C) taking 10 samples from one of the populations, figuring the F ratio, and repeating this a large number of times. D) taking samples of 10 from each of the four populations, figuring an F ratio for each set of samples, and repeating this a large number of times.

Sociology

The practice of indentured servitude was discontinued with the beginning of the ________ in 1775.

A. Non-cooperation Movement B. French Revolution C. American Revolutionary War D. Pan-Armenian National Movement

Sociology