SOLUTION: Let x be a binomial random variable with n = 11 and p = 0.4. Find the following values. (Round your answers to three decimal places.) (a)P(x = 2) (b)P(x ≥ 2) (c)P(x >

Algebra ->  Probability-and-statistics -> SOLUTION: Let x be a binomial random variable with n = 11 and p = 0.4. Find the following values. (Round your answers to three decimal places.) (a)P(x = 2) (b)P(x ≥ 2) (c)P(x >      Log On


   

Question 800641: Let x be a binomial random variable with n = 11 and p = 0.4. Find the following values. (Round your answers to three decimal places.)
(a)P(x = 2)
(b)P(x ≥ 2)
(c)P(x > 2)

(d)P(x ≤ 2)




Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
a) P(X=2) = (11C2)(0.4)^2(0.6)^9 = 0.089
b) P(X>=2) = 1-P(X=0)-P(X=1) = 1-0.0036-0.0266 = 0.9698
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