MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The height of men in the United states fits with a normal distribution with a mean of 70 inches and a standard deviation of 3 inches. What height represents the 50th percentile of men heights in the United states?
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- Identify the data value corresponding to the indicated percentile. The amount of sleep an adult gets per day is normally distributed with a mean of 7 hours and a standard deviation of 1.5 hours. Five percent of adults sleep more than how many hours per day?arrow_forwardIn a recent study, the serum cholesterol levels in men were found to be normally distributed with a mean of 196.7 and a standard deviation of 39.1. Units are in mg/dL. Men who have a cholesterol level that is in the top 2% need regular monitoring by a physician. What is the minimum cholesterol level required to receive the regular monitoring? Round answer to the nearest whole number.arrow_forwardA quantitative data set has size 50. At least how many observations lie within three standard deviations to either side of the mean?arrow_forward
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