use Python or Matlab to solve the problem: A company is producing christmas light strings containing 15 small bulbs. Suppose the success or failure of a bulb is independent of the success or failure of other bulbs and the probability that a bulb is lightning properly is 0.85. When you order a christmas light string, what is the probability of at most 2 of those small bulbs are not lightning properly. Find the mean and the variance of bulbs in a string that are not lightning properly.

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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use Python or Matlab to solve the problem: A company is producing christmas light strings containing 15 small bulbs. Suppose the success or failure of a bulb is independent of the success or failure of other bulbs and the probability that a bulb is lightning properly is 0.85.

  • When you order a christmas light string, what is the probability of at most 2 of those small bulbs are not lightning properly.
  • Find the mean and the variance of bulbs in a string that are not lightning properly.
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