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Finding probability value for the given data using normal approximation

The annual precipitation amounts in a certain mountain range are normally distributed with the mean of 99 inches, and a standard deviation of 14 inches. What is the likelihood that the mean annual precipitation during 49 randomly picked years will be less than 101.8 inches?

a.0.9192

b.0.4192

c.0.0808

d.0.5808

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M923073

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