Question 18 2 pts Which of the following would you be least likely to use if you wanted to increase the power of a test? increase sample size increase effect size increase alpha use a repeated measures design Question 19 3 pts A professor asked all of her stats classes whether they preferred dogs, cats, or a different type of pet ("other"). Below are the data. Complete the appropriate test, and answer for the following questions. Dog Cat Other 45 36 20 What is the research hypothesis? There will be no preference for pet type Students will not prefer to have pets There will be a preference for pet type Students will prefer to have pets
Question 20 3 pts A professor asked all of her stats classes whether they preferred dogs, cats, or a different type of pet ("other"). Below are the data. Complete the appropriate test, and answer for the following questions. Dog Cat Other 45 36 20 What is the null hypothesis? Students will not prefer to keep pets There will be a preference for pet type There will be no preference for pet type Students will prefer to keep pets
Question 21 4 pts A professor asked all of her stats classes whether they preferred dogs, cats, or a different type of pet ("other"). Below are the data. Complete the appropriate test, and answer for the following questions. Dog Cat Other 20 45 36 What is the frequency expected? 3 101 33.667 33
Question 18 2 pts Which of the following would you be least likely to use if you wanted to increase the power of a test?
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