A Marketing Research Company Surveyed Grocery Shoppers in the East

Multiple Choice

A marketing research company surveyed grocery shoppers in the east and west coasts to see the percentage of the customers who prefer chicken to other meat.The data are given below. Determine the 95% confidence interval for the difference between the proportion of customers who prefer chicken at the West Coast and the proportion of customers who prefer chicken at the East Coast.

A) (0.075 0.183)
B) (0.044 0.213)
C) (0.096 0.161)
D) (0.064 0.193)