How to Calculate Median, Mode, Mean, Variance, and ...

How many elements fall within one standard deviation of the mean? _____ Find the z-score corresponding to a score of 89 from a normal distribution with mean 81 and standard deviation 7. z-score = How many standard deviations away from the mean is 56, if the mean is 70 and the standard deviation is 6? z-score = The average dog is 394 cm tall. ................
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