A biased coin has a probability of 0.6 of showing a head

MATHEMATICS · Multi-part · A Level · Mathematics · Statistical distributions · Statistical distributions

Problem

A biased coin has a probability of 0.6 of showing a head. It is tossed 10 times. If this experiment is repeated many times: (a) Find the expected mean number of heads. (b) Find the expected standard deviation in the number of heads.

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