The average amount of precipitation in a city during the month of March is 2.8 inches. Assume the precipitation follows a bell shaped curve with a standard deviation of 0.9 inches: a. What percentage of time does the amount of rainfall in March less than 3.7 inches? b. A month is classified as extremely dry if the amount of rainfall is the lower 2.5% for that month. How much precipitation must fall at most for a month to be classified as extremely dry? 0.00 in.

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