Question

A pharmaceutical company claims that a drug is effective in treating 90% of people having severe...

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

What is the probability that exactly 5 people will have relief from their migraine?

A.

0.354

B.

0.590

C.

0.059

D.

0.000054

What is the mean of the binomial distribution?

A.

5.4

B.

5.6

C.

5.5

D.

0.54

What is the standard deviation of the binomial distribution?

A.

0.27

B.

0.29

C.

0.73

D.

0.54

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