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April 19, 2014

Homework Help: statistics

Posted by todd on Sunday, February 10, 2008 at 10:27pm.

Pinworm infestation commonly found in kids can be treated with the drug pyrantel pamoate. Research shows the treatment is effective about 90% of cases. The drug is administered to 25 kids.

What is the probability that exactly 23 of them are cured?

What is the prob. that more than 23 of them are cured?

What is the prob. that at most 23 of them are cured?

What is the expected # of kids that will be cured using this treatment?

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