#### Question

An unbiased coin is tossed 4 times. Find the mean and variance of the number of heads obtained.

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#### Reference Material

Solution for question: An unbiased coin is tossed 4 times. Find the mean and variance of the number of heads obtained. concept: Mean of a Random Variable. For the courses CBSE (Arts), CBSE (Commerce), CBSE (Science), PUC Karnataka Science