Multiple Choice
The manager of an orchard expects about 70% of his apples to exceed the weight requirement for "Grade A" designation. At least how many apples must he sample to be 90% confident of estimating the true proportion within ± 4%?
A) 356
B) 89
C) 19
D) 23
E) 505
Correct Answer:
Verified
Correct Answer:
Verified
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