"Never Change Your Answer (or not?)" Studies have demonstrated that changing your original answer on a multiple-choice exam on average results in a higher score. (Gaylin, J. "Those second thoughts are usually best," Journal of Educational Research Vol. 70, No.5).
"So Do You Fly Often?" On an airplane, men are 5 times more likely to use the armrest of a female stranger than a male stranger.
"Welcome To The Neighborhood (Sort Of)" At the age of 13, boys accept newcomers into their group about 71% of the time, while girls accept newcomers about 27% of the time.
"Don't Cramp My Style" Among adolescents and young adults at the library, males are most likely to put books on the table, while females are most likely to put books on the floor. Boys appear more aggressive about occupying space.
"Homesick, Man" On average, women enjoy vacations more than men.
"Just 18 More Years To Go" On average the 19th year of marriage is rated the happiest over the course of a marriage.
"Help Me, Dear Abby!" Among single and married men and women, married women are most likely to visit a Psychiatrist.
"Help Me Bob Eubanks!" Newlywed men report more adjustment difficulties than newlywed women.
"The Nancy Drew Syndrome" Women are better at detecting lies than men.
"The Pinocchio Syndrome" A man is more likely than a woman to touch his nose when telling a lie.