Safari File Edit Help ? 44% D Thu 7:36 PM Stat 119 Spring 2018: section 7 Homewo

Question

Safari File Edit Help ? 44% D Thu 7:36 PM Stat 119 Spring 2018: section 7 Homework: HWK#9 Score: 0 of 1 pt 10.1.63-T MN Score: 0%, 0 of 14 pts A Statistics professor has observed that for several years about 11% of the students who ntialy ere in his introdctory Statistics course withdraw before the end of the semester A salesman suggests that predicting that it will cut the dropout rate. The professor can use the free of charge for one semester as part of a trial package. Initialy. 179 students signed up for the Statistics course. They used the software suggested, and only 13 dropped out of the course.Complete parts a and b below a Should ha professor sp d the money for this so tware? Support your recommodation with an appropriate test. User:005. Assume 17-10% of al students who have taken the dass wth the professor Determine the hypotheses for this test. Choose the correct answer below O A. Ho:p 0.0726 O B. Ho: p 0.0726 HA P0.0726 HAP#00726 HA: P 0.11 HA : p> 0.0726 O D. Ho:p 0.11 HA: p

Explanation / Answer

Solution:- option D.

Hypotheses:
H0: p = 0.12

HA: p < 0.12

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