A pharmaceutical company wants to test anew cholesterol drug. The average cholesterolof the target population is 200 mg with astandard deviation of 25 mg. Thepharmaceutical company would like to includepeople who fall into the upper 70% of thecholesterol measures in their test group.Above what cholesterol level will the testparticipants need to have?Select one:a. 187 mgO b. 79 mgC. 4987 mgO d. 213 mg

Answered: Image /qna-images/answer/a64e0da6-390d-480b-8a9c-28135fe59fa2.jpg

Answered: A pharmaceutical company wants to test…

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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An insurance company is looking over accident statistics. They want to estimate the standard deviation and variance of the age of the driver involved in an automobile accident. They record the age of the driver for a random selection of 100 accidents from around the country. Would it be more appropriate to find a sample standard deviation or population standard deviation in this situation? Select the correct answer below: A. sample standard deviation B. population standard deviation
The governor of a state wanted to assess the public education system of the state. She instructed a group of researchers to create a test to assess the knowledge of every high school senior in the state. The researchers administered the tests and found that the average score was 74 points out of 100, with a standard deviation of 20 points. Complete parts (a) through (c) below. a. Identify the population and variable. Choose the correct population below. A. The population is the group of all high school seniors in the state. O B. The population is the group of every state's governor. O C. The population is the group of all high school teachers in the state. O D. The population is the group of all high school students in the state. Choose the correct variable below. O A. The variable is the number of high school seniors. O B. The variable is the test length. YC. The variable is the test score. O D. The variable is the number of high school students. b. For samples of size 225, find the…
Of the 200 American film enthusiasts, the average age is: 30 years, while the standard deviation is 5 (five) years. Question What is the age limit for American film fans who are classified in the 12% of the film fans group?
In the 1992 presidential election, Alaska's 40 election districts averaged 2002 votes per district for President Clinton. The standard deviation was 589. (There are only 40 election districts in Alaska.) The distribution of the votes per district for President Clinton was bell-shaped. Let X = number of votes for President Clinton for an election district. (Source: The World Almanac and Book of Facts) Round all answers except part e. to 4 decimal places. a. What is the distribution of X? X N b. Is 2002 a population mean or a sample mean? Select an answer ✓ c. Find the probability that a randomly selected district had fewer than 2058 votes for President Clinton. d. Find the probability that a randomly selected district had between 1998 and 2225 votes for President Clinton. e. Find the third quartile for votes for President Clinton. Round your answer to the nearest whole number.
A grocer finds that the cantaloupes in his store have weights with mean 0.7 kg and standard deviation 53 grams. If this is true, then 99.7% of cantaloupes will have weights between how many grams?
Please answer the questions in the photo. Thank you!
Use the following information for the question. Male players at the high school, college and professional ranks use a 12) Roughly what percentage of regulation basketballs weigh more than 23.1 ounces? Round to the nearest tenth of regulation basketball that weighs 22.0 ounces with a standard deviation of 1.0 ounce. Assume that the weights of a percent.
The scores of students on a standardized test are normally distributed with a mean of 300 and a standard deviation of 40. What percentage of the scores are above 260? A. 40% B. 84% C. 68% D. 32% Can I please have a step by step explanation. Thank you
The average McDonald's restaurant generates $3.6 million in sales each year with a standard deviation of 0.9. Trent wants to know if the average sales generated by McDonald's restaurants in Kentucky is different than the worldwide average. He surveys 27 restaurants in Kentucky and finds the following data (in millions of dollars): 4.1, 2.8, 4.4, 4.5, 5.3, 5, 3.7, 2.9, 3.8, 4.8, 3.6, 2.3, 3.7, 2.9, 2.9, 4, 1.1, 5.2, 2.9, 5, 4, 4, 5.9, 3.2, 2.2, 4.3, 3.8 Perform a hypothesis test using a 3% level of significance. Step 1: State the null and alternative hypotheses. Ho: [? v] ? v На: ? ? v (So we will be performing a Select an answer test.) Step 2: Assuming the null hypothesis is true, determine the features of the distribution of point estimates using the Central Limit Theorem. By the Central Limit Theorem, we know that the point estimates are Select an answer v with distribution mean and distribution standard deviation Step 3: Find the p-value of the point estimate. P( ? v ? v = P( ? ♥ ?…
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Based on data from the 2000 Census the average age of a Baldwin County, Alabama resident is 39 years with a standard deviation of 22. 6 . The data is normally distributed. The median age, in years, is: Group of answer choices 23 29 39 20
In the 1992 presidential election, Alaska's 40 election districts averaged 1993 votes per district for President Clinton. The standard deviation was 584. (There are only 40 election districts in Alaska.) The distribution of the votes per district for President Clinton was bell-shaped. Let X = number of votes for President Clinton for an election district. (Source: The World Almanac and Book of Facts) Round all answers except part e. to 4 decimal places. a. What is the distribution of X? X ~ N( b. Is 1993 a population mean or a sample mean? Select an answer v C. Find the probability that a randomly selected district had fewer than 2053 votes for President Clinton. d. Find the probability that a randomly selected district had between 2074 and 2208 votes for President Clinton. e. Find the 95th percentile for votes for President Clinton. Round your answer to the nearest whole number.

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