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When three coins are tossed once, the probability distribution for the random variable X representing the number of heads that occur is given below. Compute the variance and standard deviation of the probability distribution​

Sagot :

When three coins are tossed once, the probability distribution for the random variable X representing the number of heads that occur is given below. Compute the variance and standard deviation of the probability distribution

  • 2 3 1/8

[tex] rajandael [/tex]

Answer:

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