Let X ~ bin(7,0.57), then P(X = 2) is equal to a 0.3251 b 0.3251 c 0.2341 d 0.2011 e 0.0278
Added by Bradley S.
Step 1
57^k * (1-0.57)^(7-k) where (7 choose k) is the binomial coefficient, which represents the number of ways to choose k items out of 7. Show more…
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Let X~bin(7,0.57), then P(X=2) is equal to a 0.1 b 0.3251 c 0.2341 d 0.2011 e 0.0278
Let X ~ bin(6,0.57), then P(X = 2) is equal to: a. None of these b. 0.293 c. 0.325 d. 0.167 e. 0.333
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