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f(x) = 1/14*x^2 for x = 1, 2, 3 be a probability mass function. determine the...

f(x) = 1/14*x^2

for x = 1, 2, 3 be a probability mass function. determine the cumulative distribution function

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Answer #1

The cumulative Probability Distribution is:

F(x)=0 ,if x<1

=1/14 ,if 1 x < 2

=5/14. ,if 2 x < 3

=1 ,If x 3

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