Question: If X has a negative binomial distribution with parameters p = 0.6 and r = 3. calculate: (a) P(X = 5) (b) P(X = 8)

If X has a negative binomial distribution with parameters p = 0.6 and r = 3. calculate:
(a) P(X = 5)
(b) P(X = 8)
(c) P(X < 7)
(d) P(X > 7)

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