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The heights of 2000 students are normally distributed with a mean of 169.5 centimeters and a standard deviation of 7.2 c
Posted: Wed May 04, 2022 11:55 am
by answerhappygod
- The Heights Of 2000 Students Are Normally Distributed With A Mean Of 169 5 Centimeters And A Standard Deviation Of 7 2 C 1 (158.34 KiB) Viewed 43 times
The heights of 2000 students are normally distributed with a mean of 169.5 centimeters and a standard deviation of 7.2 centimeters. Assuming that the heights are recorded to the nearest half-centimeter, how many of these students would be expected to have heights (a) less than 157.0 centimeters? (b) between 166.5 and 178.0 centimeters inclusive? (c) equal to 172.0 centimeters? (d) greater than or equal to 188.0 centimeters? Click here to view page 1 of the standard normal distribution table.