The standard error of the mean:
a. is the same as the sample standard deviation.
b. is the same as the population standard deviation.
c. is the standard deviation of a theoretical sampling distribution.
d. is equal to the sample size minus 1.
c. is the standard deviation of a theoretical sampling distribution.
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When competition for resources among organizations in a niche increases, the total number of organizations in the niche is likely to decline
Indicate whether this statement is true or false.
Which of the following is true regarding the marital status of older men and women in the U.S.?
a. Seventy percent of women over age 75 are widows. b. Less than 20% of men over age 75 are widowers. c. Men are more likely to outlive their spouses than vice versa. d. both a and c e. both a and b
Sexism in education is most evident in:
A. counselors' pressure on female students to prepare for "women's work." B. the employment of teachers. C. textbooks with negative stereotypes of women. D. unequal funding for women's and men's athletic programs.
Conflict theorists focus on the power struggles that exist between different groups in society.
Answer the following statement true (T) or false (F)