Asked Jan 14, 2020

A pharmaceutical company claims that a drug is effective in treating 90% of people having severe migraine headaches. The drug is administered to 6 patients who have severe migraine headaches.

What is the standard deviation of the binomial distribution?


Expert Answer

Step 1

Given that,

The random variable follows binomial distribution,



q=1-p, q= 0.1

Step 2

Formula to calculate standard deviat...

Statistics homework question answer, step 2, image 1

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