Multiple Choice
According to the National Institute of Allergy and Infectious Diseases, approximately 3.7% of U.S. adults have a food allergy. A large company plans a lunch reception for its 400 employees. Assume that employees are independent. Let the random variable X be the number of company employees who have a food allergy.
Using a Normal approximation, what is the probability that at least 20 of the 400 employees have a food allergy?
A) 0.000
B) 0.050
C) 0.084
D) 0.644
Correct Answer:
Verified
Correct Answer:
Verified
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