In a normal distribution, about 7.5% of the scores are more than 1.44 standard deviations above the mean.

What is one evolutionary adaptation to assist in delivering the fetus?

a. the fetus is smaller than expected b. the fetus' skull is not yet fused c. the vaginal opening is very large d. the fetus still has a very small brain

According to a recent survey, married people average about _____ "unpleasant disagreements" with their spouse each month

a. 1-2 b. 3-5 c. 6-10 d. 11 or more