Which of the following experiments uses independent samples? O You want to compare the mean SAT score of students who take a new SAT preparation course to that of students who don't take an SAT preparation course. So you compare the mean SAT score of a randomly selected group of students who took a new SAT preparation course to the mean SAT score of a randomly selected group of students who didn't take an SAT preparation course. O You want to compare the mean Hamilton depression scores of a random sample of teenage girls who attend a weeklong self-image camp to the known mean Hamilton score for teenage girls. O You want to compare the mean SAT scores of students before and after they complete a new SAT preparation course. So you compare the mean SAT scores of a randomly selected group of students before and after they completed a new SAT preparation course.

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Which of the following experiments uses independent samples?
O You want to compare the mean SAT score of students who take a new SAT preparation course to that of students
who don't take an SAT preparation course. So you compare the mean SAT score of a randomly selected group of
students who took a new SAT preparation course to the mean SAT score of a randomly selected group of students
who didn't take an SAT preparation course.
O You want to compare the mean Hamilton depression scores of a random sample of teenage girls who attend a
weeklong self-image camp to the known mean Hamilton score for teenage girls.
O You want to compare the mean SAT scores of students before and after they complete a new SAT preparation course.
So you compare the mean SAT scores of a randomly selected group of students before and after they completed a
new SAT preparation course.
Transcribed Image Text:Which of the following experiments uses independent samples? O You want to compare the mean SAT score of students who take a new SAT preparation course to that of students who don't take an SAT preparation course. So you compare the mean SAT score of a randomly selected group of students who took a new SAT preparation course to the mean SAT score of a randomly selected group of students who didn't take an SAT preparation course. O You want to compare the mean Hamilton depression scores of a random sample of teenage girls who attend a weeklong self-image camp to the known mean Hamilton score for teenage girls. O You want to compare the mean SAT scores of students before and after they complete a new SAT preparation course. So you compare the mean SAT scores of a randomly selected group of students before and after they completed a new SAT preparation course.
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