Yuri, a wealthy and virile tycoon at age 80, recently married Stella, a much younger woman who would like to start a family. Compared to his first marriage shortly after college, what are the chances that Yuri will now father a child with Stella?

Brothers Alan and James are very different in personality and temperament. What should their parents do to help facilitate their sibling relationship?

A) They should maintain a "hands-off" approach and allow the boys to work independently on the relationship. B) They should use mediation techniques to increase the boys' awareness of each other's perspectives and reduce animosity. C) They should give Alan, the older brother, authority over James, the younger brother, especially in joint decision making. D) They should insist that the brothers rely on each other for companionship by limiting their outside friendships.

Grouping test items according to difficulty level or type does not appear to affect test scores

significantly. Indicate whether the statement is true or false