Question 6.147

49. Business majors accounted for 25% of the proportion of all Master's degrees granted in 2012. Select three Master's degrees at random. Let X = the number of business majors.

6.2.49

(a) 0.75 business major; If we take an infinite number of random samples of size 3 from all of the Masters degrees granted in 2012 and calculated the mean number of business majors in the samples it would be 0.75 business major. (b) 0.5625 business major squared (c) 0.75 business major