Observational studies and experiments · 第 2 题

Observational studies and experiments · 原库模块 1 · Q2 原库参考解析

A trivia tournament organizer wanted to study the relationship between the number of points a team scores in a trivia round and the number of hours that a team practices each week. For the study, the organizer selected 55 teams at random from all trivia teams in a certain tournament. The table displays the information for the 40 teams in the sample that practiced for at least 3 hours per week.



Which of the following is the largest population to which the results of the study can be generalized?