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Mathematics, 29.10.2020 17:50 starbae1084

The distribution of the heights of students in a large class is roughly bell-shaped. Moreover, the average height is 68 inches, and approximately 95% of the heights are between 62 and 74 inches. Thus, the standard deviation of the height distribution is approximately equal to: a. 2
b. 3
c. 6
d. 9
e.12

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