Mathematics, 25.12.2019 01:31, nevaeh33cx
The amount of money spent by a customer at a discount store has a mean of $100 and a standard deviation of $30. what is the probability that a randomly selected group of 50 shoppers will spend a total of more than $5700? (hint: the total will be more than $5700 when the sample average exceeds what value? ) (round the answer to four decimal places.)
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