Question: Risk of Injury. The risk of injury is higher for males compared to females (57% versus 43%). A hospital emergency room supervisor wishes to determine if the proportions of injuries to males in his hospital are the same for each of four months. He surveys 100 injuries treated in his ER for each month. The results are shown here. At a = 0.05, can he reject the claim that the proportions of injuries for males are equal for each of the four months?

May June July August

Male 51 47 58 63

Female 49 53 42 37

Total 100 100 100 100

Price: $2.99

Solution: The downloadable solution consists of 3 pages
Deliverable: Word Document