Use the following data set for the next two problems. High-density lipoprotein cholesterol (HDL) measurementsfor a sample of 7 men are as follows.303620. The sample mean of the above data set is(a) 12.71(b) 32439(c) 46.29(d) 54.004721. The sample standard deviation of the above data set is(a) 12.71(b) 324(c) 46.29(d) 54.00505468(e) 11.77(e) 11.77

Answered: Image /qna-images/answer/7a31a456-21c2-4100-ae65-22b18324f033.jpg

Answered: Use the following data set for the next…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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For the following set of scores, fill in the cells. The mean is 74.13 and the standard deviation is 9.98. Raw score Z score 68.0 ? ? –1.6 82.0 ? ? 1.8 69.0 ? ? –0.5 85.0 ? ? 1.7 72.0 ?
The mean ae (at inauguration) of all U.S. Presidents is approximately Normally distributed with a mean of 54.6 Barack Obama was 47 when he was inaugurated, which is the 11th percentile of the distribution. Which of the following is closest to the standard deviation of presidents' ages? a. -9.20 b. -6.18 c. 6,18 d. 7.60 e. 9.20 .
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Suppose that water usages in American showers are normally distributed, with an average shower using 17.1 gallons, and a standard deviation of 3.5 gallons. Estimate the percentage of showers that used(a) between 6.6 and 27.6 gallons.__________%(b) more than 27.6 gallons.__________ %(c) less than 13.6 gallons. __________%(d) between 13.6 and 27.6 gallons. __________% Answer the blanks.
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A variable is normally distributed with mean 39 and standard deviation 13. Use the Cumulative Z-Score Table to answer the following questions. Write your answers in decimal form using 4 decimal places. a) Find the area under the normal curve to the left of the data value 62.4. b) Find the area under the normal curve to the left of the data value 66,3. c) Find the area under the normal curve to the right of the data. value 51.35. d) Find the area under the normal curve to the right of the date value 43.55. e) Find the area under the normal curve between the data values 43.55 and 66.3.

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