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Probability using Binomial distribution.

The quality-control inspector of a production palnt would reject a batch of syringes if two or more defective syringes are found in a random sample of 8 syringes taken from the batch. Suppose the batch contain 1 percent defective syringes.

a. Make a histogram showing the probabilities of r = 0, 1, 2, 3, 4, 5, 6, 7 or 8 defective syringes in a random sample of 8 syringes.

b. Find µ. What is the expected number of defective syringes the inspector will find?

c. What is the likelihood that the batch will be accepted?

d. Find σ.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M920256

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