Which of the following is an assumption for the t test for dependent means?
A) The population variance is known.
B) The population mean is greater than the sample mean.
C) The population follows a normal distribution.
D) The sample follows a normal distribution.
Answer: C
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If the variance of a distribution is 16, the mean is 12, and the number of cases is 24, the standard deviation is
a. 4 b. 6 c. 8 d. 12
Which one of the following statements is matched correctly with the theoretical perspective listed?
a. link between social class level and self-esteem / functionalism b. relationship between social class level and the likelihood of punishment for a crime / symbolic interactionism c. relationship between job performance and pay / conflict theory d. skills or ability related to pay / functionalism e. self-concept and legitimation / conflict theory
In American marriages, on average, we generally find the age of men to be:
A. within six months of their wives' age. B. about four years older than their wives'. C. about two years younger than their wives' age. D. about two years older than their wives'.
Social problems must be solved one person at a time
Indicate whether this statement is true or false.