Mathematics, 12.12.2019 04:31 worstell
Aset of exam scores is normally distributed and has a mean of 74.4 and a standard deviation of 8.5. what is the probability that a randomly selected score will be between 69 and 77?
answer = (round to four decimal places)
note: be use the z table not use technology or the 68-95-99.7 rule.
Answers: 2
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Aset of exam scores is normally distributed and has a mean of 74.4 and a standard deviation of 8.5....
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