(1) What is the mean for random variable X? (a) v2 (b) V3 (c) V5 (d) 5 (2) What is the standard deviation for random variable X? (a) v2 (b) V3 (c) V5 (d) 5 (3) Compute P(X > 3). (a) 0.375 (b) 0.5 (c)...


Suppose the number X of tornadoes observed in a particular region during a 1-year period has a Poisson distribution with λ = 5.


(1) What is the mean for random variable X?<br>(a) v2<br>(b) V3<br>(c) V5<br>(d) 5<br>(2) What is the standard deviation for random variable X?<br>(a) v2<br>(b) V3<br>(c) V5<br>(d) 5<br>(3) Compute P(X > 3).<br>(a) 0.375<br>(b) 0.5<br>(c) 0.875<br>(d) 1<br>(4) Compute P(X < 6).<br>(a) 0.616<br>(b) 0.440<br>(c) 0.384<br>(d) 0.560<br>

Extracted text: (1) What is the mean for random variable X? (a) v2 (b) V3 (c) V5 (d) 5 (2) What is the standard deviation for random variable X? (a) v2 (b) V3 (c) V5 (d) 5 (3) Compute P(X > 3). (a) 0.375 (b) 0.5 (c) 0.875 (d) 1 (4) Compute P(X < 6).="" (a)="" 0.616="" (b)="" 0.440="" (c)="" 0.384="" (d)="">
(5) Compute P(5.5 < X < 9).<br>(a) 0.648<br>(b) 0.170<br>(c) 0.352<br>(d) 0.316<br>(6) Compute P(X > 10)<br>(a) 0.0318<br>(b) 0.0386<br>(c) 0.0468<br>(d) 0.0680<br>

Extracted text: (5) Compute P(5.5 < x="">< 9).="" (a)="" 0.648="" (b)="" 0.170="" (c)="" 0.352="" (d)="" 0.316="" (6)="" compute="" p(x=""> 10) (a) 0.0318 (b) 0.0386 (c) 0.0468 (d) 0.0680

Jun 11, 2022
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