According to the text, about ____ of 18- to 23-year-olds report having had two or more sexual partners in the past year
a. 1/4
b. 1/3
c. 2/3
d. 3/4
Answer: B
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Though ______ are/is a valuable method of training, it has been said that unions often use them to restrict entry into their trades
a. role plays b. behavioral modeling c. job rotation d. apprenticeships
In a between-subjects design, ____
a. only one score is obtained for each participant b. at least two scores are obtained for each participant c. one score is d. obtained for each treatment condition for each participant e. each score represents multiple participants
We would use a chi-square test if we wanted to learn whether there is evidence to reject the ______ that claims there is no relationship between two categorical variables.
A. alternative hypothesis B. standard deviation C. null hypothesis D. expected frequency
In an analysis of variance summary table, MS stands for:
a. mean sum. b. mean standard. c. mean square. d. main square.