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describe the number of pairs of shoes using normal probability distribution.

describe the mean life of pair of shoes is 40 months with a standard deviation of 8 months. If the life of the shoes is usually distributed and how many pairs of shoes out of one million will need replacement before 36 months?

1) 500,000

2) 808,500

3) 191,500

4) 308,500

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M919366

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