Mathematics, 14.11.2020 06:30 jech3947

The mean number of words per minute (WPM) typed by a speed typist is 149 with a standard deviation of 10 WPM
What is the probability that the sample mean would differ from the population mean by greater than 2.8
WPM if 60 speed typists are randomly selected? Round your answer to four decimal places.

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