A researcher was interested in the differences in the opinions about marriage between men and women. The researcher predicted that women would have different opinions about marriage from men. What would the null hypothesis suggest in this situation?
A. Men have more positive opinions about marriage than women.
B. There is a difference between men and women in their opinions about marriage.
C. Women have more positive opinions about marriage than men.
D. There is no difference between men and women in their opinions about marriage.
Answer: D
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