The results of a recent poll on the preference of shoppers regarding two products are shown below.
|
Product
|
Shoppers Surveyed
|
Shoppers Favoring This Product
|
|
A
|
800
|
560
|
|
B
|
900
|
612
|
At 95% confidence, the margin of error is
A. 0.064
B. 0.044
C. 0.0225
D. 52