Question
Use the normal distribution of SAT critical reading scores for which the mean is 508 and the standard deviation is 120. Assume the variable x
Use the normal distribution of SAT critical reading scores for which the mean is
508 and the standard deviation is 120.
Assume the variable x is normally distributed.
| (a) | What percent of the SAT verbal scores are less than 600? |
| (b) | If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 575? |
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Advanced Engineering Mathematics
Authors: Erwin Kreyszig
10th edition
470458364, 470458365, 978-0470458365
