Find the mean and variance of the random variable X with probability function or density f(x). f(x) = k(1 - x 2 ) if -1 x 1 and 0 otherwise
Chapter 24, PROBLEM SET 24.6 #6
Find the mean and variance of the random variable X with probability function or density f(x).
f(x) = k(1 - x2) if -1 ≤ x ≤ 1 and 0 otherwise
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Answer
k = 3/4, to make the area under the density curve equal to 1. Furthermore …View the full answer
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