Probability+Distributions

.xlsx
3 0.9 x f(x) 0 0.001 1 0.027 2 0.243 3 0.729 Number of trials ( n ) Probability of success ( p )
x 2 mean 5 0.08422
max, b 140 min, a 120 Difference 20 0.5 Mean 130 Variance 33.33333 P(120 ≤ x ≤ 130)
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