The distribution function of the random variable

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With reference to Exercise 85, find the distribution function of the random variable X and plot its graph. Use the distribution function of X to find

Exercise 85

A coin is biased so that heads is twice as likely as tails. For three independent tosses of the coin, find

(a) the probability distribution of X, the total number of heads;

(b) the probability of getting at most two heads.

Reference no: EM131129619

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