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The Academy of Orthopedic Surgeons States That 80% of Women

Question 8

Multiple Choice

The Academy of Orthopedic Surgeons states that 80% of women wear shoes that are too small for their feet. A researcher wants to be 98% confident that this proportion is within 3 percentage points of the true proportion. How large a sample is necessary?


A) 966
B) 683
C) 1183
D) 484

Correct Answer:

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