Question: D Question 11 4 pts An electronics superstore is carrying 70 TV for the upcoming Christmas holiday sales. The weekly demand is normally distributed with

D Question 11 4 pts An electronics superstore is carrying 70" TV for the upcoming Christmas holiday sales. The weekly demand is normally distributed with an average of 90 units and a standard deviation of 14 units. Compute the standard deviation of the total demand over 3 weeks sales period. Enter your answer with ONE decimal point
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