Question

Question 9 Last school year, the student body of a local university consisted of 35% freshmen, 24% sophomores, 26% juniors and 15% sensors. A sample taken from this year's student body showed the following number of students in each classification Freshmen 90 Sophomores Juniors 90 Seniors 60 We are interested in determining whether or not there has been a significant change in The calculated value for the test statistic equals a 0 5444 b 10 989 c2.789 d 15 231

Answer 1