STAT200 (STAT200)

STAT200 QUIZ 3 1. (5 pts) A marketing research company needs to estimate which of two medical plans its employees prefer. A random sample of n employees produced the following 95% confidence interval for the proportion of employees who prefer plan A. (0.299, 0.539) What is the point estimate of the true proportion of employees who prefer that plan? What is the margin of error? 2. (5 pts) A university dean is interested in determining the proportion of students who receive some sort of financi...