You are performing 7 independent Bernoulli trials with  p = 0.3  and  q = 0.7.  Calculate the probability of the stated outcome. Check your answer using technology. (Round your answer to five decimal places.) At most two successes P(X ≤ 2) =

A First Course in Probability (10th Edition)
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Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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You are performing 7 independent Bernoulli trials with 

p = 0.3

 and 

q = 0.7.

 Calculate the probability of the stated outcome. Check your answer using technology. (Round your answer to five decimal places.)

At most two successes
P(X ≤ 2) =
 
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