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Mathematics, 29.05.2021 21:00 carolyvillanueva

A livestock cooperative reports that the mean weight of yearling Angus steers is 1144 pounds. Suppose that the weights of all such animals can be described by a Normal model with a standard deviation of 81 pounds. ​a) What percent of steers weigh over 1150 ​pounds?
​b) What percent of steers weigh under 1200 ​pounds?
​c) What percent of steers weigh between 950 and 1250 ​pounds?

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A livestock cooperative reports that the mean weight of yearling Angus steers is 1144 pounds. Suppos...
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