The mean number of words per minute WPM typed by a speed typist is 79...
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The mean number of words per minute WPM typed by a speed typist is 79 with a variance of 225 What is the probability that the sample mean would be greater than 76 6 WPM if 97 speed typists are randomly selected Round your answer to four decimal pl Answer How to enter your answer opens in new window Tables Uit Kevyhnards
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