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please help 6. The National Weather Service keeps records of snowfall in mountain ranges. Records indicate that in a certain range, the annual snowfall has

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6. The National Weather Service keeps records of snowfall in mountain ranges. Records indicate that in a certain range, the annual snowfall has a mean of / = 106 inches and a standard deviation of O = 10inches. Suppose the snowfall amounts are sampled during n = 49 randomly selected years. Let A be the amount of snowfall in inches. Thus we have X ~ N(u=106,02 =102) Determine the probability that the sample mean, X , is between 102.9 and 109.1 inches. That is, find P(102.9

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