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Mathematics, 14.10.2021 01:00 bobtothemaxthe1st

The mean number of words per minute (WPM) typed by a speed typist is 143143with a standard deviation of 1212WPM. What is the probability that the sample mean would be greater than 142.2142.2WPM if 7676speed typists are randomly selected?

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The mean number of words per minute (WPM) typed by a speed typist is 143143with a standard deviation...

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