Sunday
March 29, 2015

Homework Help: Stat.

Posted by Nickie on Sunday, January 27, 2013 at 2:13am.

A national health organization predicts that 20% of
American adults will get the flu this season. If a
sample of 100 adults is selected from the population,
a. What is the probability that at least 25 of the people
will be diagnosed with the flu? (Be careful: “at
least 25” means “25 or more.”)
b. What is the probability that fewer than 15 of the
people will be diagnosed with the flu? (Be careful:
“fewer than 15” means “14 or less.”)

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