What are the categories of risk as determined by an IRB?
A. no risk, minimal risk, or maximum risk
B. no risk, yes risk
C. no risk, moderate risk, or high risk
D. no risk, minimal risk, or greater-than-minimal risk
Ans: D
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Calculate the chi-square statistic for the following data (assume equal expected frequencies):
What will be an ideal response?
Which of the following patterns contributes to the recent higher incidence of one-child families?
A) Family formation later in life due to educational aspirations B) Less reliance on assisted reproductive technologies C) The worldwide economic growth of the past decade D) The return to more traditional gender roles for women
Refer to Exhibit 13-3. Which coefficient of correlation permits more accurate prediction of one variable from the other?
a. r = +.80 N = 80 c. r = -32 N = 40 b. r = +.32 N = 300 d. r = -.87 N = 80
Where can you find the reason for the study being conducted?
a. Abstract b. Introduction c. Method d. Discussion