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Course: DP 1212, Fall 2009
School: St. Augustine NC
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Coursehero >> North Carolina >> St. Augustine NC >> DP 1212

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1.8. Evidently, the distribution is P{X = k} = Now EX = = =n k=0 r k b nk r+b n,k = 0, . . . , n.krr kb nk r+b n nr+b = n1 nr k k k=1nr . b+rr+b k=1 nr1 k1b r+b = nk n rr+b n1 nk=1b = {n 1} {k 1}b+r1 rn!(b + r
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