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Binomial Probability Distribution

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Thirty percent of women are basketball fans . Four women are randomly selected . Find the probability distribution of the random variable X, the number of basketball fans in the sample . Determine the mean , variance and standard deviation of X.

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Solution Summary

Solution explains steps in findind probability distribution,standard deviation and variance for X. X is number of female basketball fans in a randomly selected sample of 4.

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Please refer attached document, Formula are written by using equation writer which are not printed here.
Solution:

p= probability of women being basket ball player=30%=0.3
q=1-p= 0.7

Let X be the random variable, four women are ...

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  • BEng (Hons) , Birla Institute of Technology and Science, India
  • MSc (Hons) , Birla Institute of Technology and Science, India
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