2. Let X be a binomial random variable with n 18 and p 0.48. Find (а)...

Question

Question

2. Let X be a binomial random variable with n 18 and p 0.48. Find (а) Р(X — 17) (b) Р(14 < X < 22) (c) the largest integer m

math Statistics-And-Probability

Answer 1

Answer #1

a)P(X=17)=¹⁸C₁₇(0.48)¹⁷(0.52)¹ =0.000036

b)P(14<=X<22)=P(14<=X<=18)= $Σ(18) 0.48) (0.52)18- ΤΕΤΑ$ =0.009975

c)

fromo trail and error , m=8

Answer 2

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