Maurice Tutor

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    Argosy University/ Phoniex University/
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Category > Management Posted 28 Jan 2018 My Price 6.00

Mann–Whitney

A psychologist is interested in determining whether left-handed and right-handed people differ in spatial ability. She randomly selects 10 left-handers and 10 right-handers from the students enrolled in the university where she works and administers a test that measures spatial ability. The following are the scores (a higher score indicates better spatial ability). Note that one of the subjects did not show up for the testing.

 

a. What is the alternative hypothesis? Use a nondirectional hypothesis.

b. What is the null hypothesis? c. Using the Mann–Whitney U test and a = 0.052 tail, what do you conclude? cognitive

 

Answers

Maurice Tutor
(5)
Status NEW Posted 28 Jan 2018 09:01 PM My Price 6.00

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