Question: F. In grading Satsuma plums whose weights are normally distributed, 20% are called small 55%% 1 medium 15% large, and 10% 11 very large. If

F. In grading Satsuma plums whose weights are normally distributed, 20% are called small 55%% "1 medium 15% large, and 10% 11 very large. If the mean weight of all the Satsuma plums is 418 ounces with a standard deviation of 1.2 ounces, a ) what are the upper and lower bounds for the weight of the "meduim plans ? b ) is the lower bound for the very large plums

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