What is the probability that the mean annual precipitation

Reference no: EM13202374

The annual precipitation amounts in a certain mountain range are normally distributed with a mean of 107 inches, and a standard deviation of 10 inches. What is the probability that the mean annual precipitation during 25 randomly picked years will be less than 109.8 inches?

a. 0.5808
b. 0.0808
c. 0.9192
d. 0.4192

Reference no: EM13202374

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