At Huge University, a Sample of 200 Business School Seniors

Multiple Choice

At Huge University, a sample of 200 business school seniors showed that 26 planned to pursue an MBA degree, compared with 120 of 800 arts and sciences seniors. We want to know if the proportion is higher in the arts and sciences group. For this test, the assumption of normality for the difference of proportions is:

A) clearly unjustified.
B) clearly justified.
C) a borderline call.