Watch your cholesterol: The mean serum cholesterol level for U.S. adults was 202, with a standard deviation of 41 (the units are milligrams per deciliter). Asimple random sample of 110 adults is chosen. Use the TI-84 calculator. Round the answers to four decimal places.Part 1 of 3What is the probability that the sample mean cholesterol level is greater than 210?The probability that the sample mean cholesterol level is greater than 210 isPart 2 of 3What is the probability that the sample mean cholesterol level is between 190 and 200?The probability that the sample mean cholesterol level is between 190 and 200 isPart 3 of 3XXWould it be unusual for the sample mean to be less than 198?It (Choose one) ▼be unusual for the sample mean to be less than 198, since the probability is1.Ś58 E ›

Answered: Image /qna-images/answer/2cb8446e-4852-437e-95f1-d9ac417ba75d.jpg

Answered: Watch your cholesterol: The mean serum…

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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Type in your answer below: As in the previous question, female's pulse rates are normally distributed with a mean 74 beats per minute and a standard deviation 12.5 beats per minute. Find the probability that a female has a pulse rate between 60 beats per minute and 70 beats per minute. You can use a calculator or table A-2 in your textbook. Round your answer to three decimal places.
Watch your cholesterol: The mean serum cholesterol level for U.S. adults was 195, with a standard deviation of 34 (the units are milligrams per deciliter). A simple random sample of 103 adults is chosen. Use the TI-84 calculator. Round the answers to four decimal places. Answer the three following questions.
The state and will spend 15 hours average a week and class and the standard deviation is 2 hours what percentage of students spend less than 12 hours in class
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A population has a mean u = 87 and a standard deviation o = 28. Find the mean and standard deviatio sample sizen=49. =(Simplify your answer.) (Simplify your answer.) Enter your answer in each of the answer boxes. ch %3D
Kirsten's quiz grade in her biology class is 63.5. If her class mean is 74 and the standard deviation is 7, what is Kirsten's Z-sore? -0.5 7 None of these
The average number of kilos of meat a person consumes in a year is 90 kilos. Assume that the standard deviation is 10 kilos and the distribution is approximately normal. If a sample of 45 individuals is selected, find the probability that the mean of the sample will be 87 kilos or greater per year. Express your answer in percent form with 2 decimal places (with percent symbol - e.g. 10.00%) type your answer...
Students in a class took a test whose results were normally distributed. The mean score was an 81 and the standard deviation was 4.5. What score is at the 83rd percentile (round to the nearest whole number.) a.84 b.83 c.85 d.86
We have provided simple data sets for you to practice the basics of finding measures of variation. For each data set, determine the a. range. b. sample standard deviation. 2, 5, 0, −1
answer D,E,F
Find Test Statistic, P value, and Z score.
Levels of a certain enzyme in the blood have a mean value of 34.0 mg/mL and a standard deviation of 3.5 mg/mL. Complete the following steps to determine what levels of the enzyme correspond to the top 20% of test results. Are you calculating the top or bottom 20%? Answer So, which percentage needs to be converted to an area? Answer What is the area that you will look for in the table (four decimal places)? Answer What area will you actually use from the table (four decimal places)? Answer What is the z-score associated with that area (two decimal places)? Answer What is the cutoff level of the enzyme that corresponds to the top 20% of test results? (round to the nearest tenths) Answer Are values lower or higher than that value also in the top 20%? Answer

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