In a survey of 1,500 customers who did holiday shopping on line during the 2000 holiday season, 270 indicated that they were not satisfied with their experience. Of the customers that were not satisfied, 143 indicated that they did not receive the products in time for the holidays, while 1,197 of the customers that were satisfied with their experience indicated that they did receive the products in time for the holidays. The following complete summary of results were reported:
-(A) Is there a significant difference in satisfaction between those who received their products in time for the holidays, and those who did not receive their products in time for the holidays? Test at the 0.01 level of significance.

(B) Find the p-value associated with the test in part (A) and interpret its meaning.

(C) Based on the results of (A) and (
B), if you were the marketing director of a company selling products online, what would you do to improve the satisfaction of the customers?

Question

In a survey of 1,500 customers who did holiday shopping on line during the 2000 holiday season, 270 indicated that they were not satisfied with their experience. Of the customers that were not satisfied, 143 indicated that they did not receive the products in time for the holidays, while 1,197 of the customers that were satisfied with their experience indicated that they did receive the products in time for the holidays. The following complete summary of results were reported: 
-(A) Is there a significant difference in satisfaction between those who received their products in time for the holidays, and those who did not receive their products in time for the holidays? Test at the 0.01 level of significance.
​
(B) Find the p-value associated with the test in part (A) and interpret its meaning.
​
(C) Based on the results of (A) and (
B), if you were the marketing director of a company selling products online, what would you do to improve the satisfaction of the customers?

Quizplus · Accepted Answer

The Answer of In a survey of 1,500 customers who did holiday shopping on line during the 2000 holiday season, 270 indicated that they were not satisfied with their experience. Of the customers that were not satisfied, 143 indicated that they did not receive the products in time for the holidays, while 1,197 of the customers that were satisfied with their experience indicated that they did receive the products in time for the holidays. The following complete summary of results were reported: 
-(A) Is there a significant difference in satisfaction between those who received their products in time for the holidays, and those who did not receive their products in time for the holidays? Test at the 0.01 level of significance.
​
(B) Find the p-value associated with the test in part (A) and interpret its meaning.
​
(C) Based on the results of (A) and (
B), if you were the marketing director of a company selling products online, what would you do to improve the satisfaction of the customers?

In a Survey of 1,500 Customers Who Did Holiday Shopping