The best method for obtaining a representative sample is to choose a _____ from the population of interest

Your middle-school-aged daughter describes a new female classmate as "different." She tells you that this classmate is quite short but has broad shoulders and a webbed neck

She also says that this classmate is clumsy in gym class and slow in geometry but okay in English. Of the following, which is most likely to be true? A) Your daughter's new classmate has Klinefelter syndrome. B) Your daughter's new classmate has trisomy X. C) Your daughter's new classmate is an XXX female. D) Your daughter's new classmate has Turner syndrome.

As he observed interactions among married couples while they discussed a difficult issue, Gottman found thatcouples in long-enduring, satisfying relationships

A. had five negative statements to one positive statement. B. had an equal number of positive and negative statements. C. had five positive statements to one negative statement. D. did not have any conflicts.