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Mathematics, 11.07.2021 14:00 billybob8514

The distribution of cell phones calls is normally distributed with mean 97 and a standard deviation of 7. /7) Vir-
a) 92 is
standard deviations below the mean.
b) 90 is
standard deviations below the mean.
c) -2.78 standard deviations below the mean is
d) 0.65 standard deviations above the mean is
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