According to Franchise business review, over 50% of all food franchises earn a profit of less than
Question:
a. What is the point estimate of the proportion of casual dining restaurants that earned a profit of less than $50,000 last year?
b. Determine the margin of error and provide a 95% confidence interval for the proportion of casual dining restaurants that earned a profit of less than $50,000 last year.
c. How large a sample is needed if the desired margin of error is .03?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Statistics For Business & Economics
ISBN: 9781305585317
13th Edition
Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran
Question Posted: