solution

You are interested i n testing the hypothesis that adult men and w omen differ inlogical reasoning ability. To do so, you randomly select 16 adults from the city in which you live and administer a logical reasoning test to t hem. A higher score indicates better logical reasoning ability. The following scores are obtained:

In answering t he following questions, assume t hat the data violate the assumptions underlying the use of the appropriate parametric test and that you must analyze the data with a nonparametric test.

a. What is the null hypothesis?

b. Using  0.052 tail, what is your conclusion?

c. What type error might have been made by the conclusion of part b?