Which test is often used for the same kind of research study for which the sign test is appropriate?
A) ?an independent-measures t test
B) ?a repeated-measures t test
C) ?a Pearson correlation
D) ?a chi-square test for goodness of fit
D
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If a child is sensitive to the feelings of others, this is called
a. sympathy. b. empathy c. prosocial. d. altruism.
Suppose that you own a rowboat and sometimes go rowing in the summer. In June, you are planning to go rowing with two of your friends (three people total in the boat), and in July, you are planning to go rowing with just one friend (two people total in the boat). Will you put in more effort (row harder) on the three-person trip or on the two-person trip?
a. You will put in more effort on the three-person trip. b. You will put in more effort on the two-person trip. c. You will put in the same amount of effort on both trips. d. It is impossible to say—no research has examined this question.
School psychologist Miguel Blackstone sometimes is called upon to administer the Alternate Uses Test. Which of the following is Blackstone measuring?
a. intelligence b. convergent thinking c. multiple intelligence d. language skills e. divergent thinking
Marcy wants to study the effects of stress on mental health. She compares residents of Joplin, Missouri (a town that experienced a devastating tornado), to residents in another town of comparable size in Missouri that was not devastated by a tornado. Marcy's study is an example of a(n) experiment
a. natural b. analogue c. single-subject d. cross-sectional