The average student loan debt for college graduates is $25,700. Suppose that that distribution is normal andthat the standard deviation is $14,100. Let X = the student loan debt of a randomly selected college graduate.Round all probabilities to 4 decimal places and all dollar answers to the nearest dollar.a. What is the distribution of X? X - N(b Find the probability that the college graduate has between $20,100 and $33,600 in student loan debt.c. The middle 30% of college graduates' loan debt lies between what two numbers?Low: $High: $

Given that The average college student loan debt for college graduates (μ) = $25,700 The…

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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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On typical cold December weekends, 1912 customers visit a tree farm to purchase a Christmas tree. The probability that a customer is wearing a hat with a pom pom is 8%. Find the mean number for this distribution. (Round answer to one decimal place.) Find the standard deviation for this distribution. (Round answer to two decimal places.) Use the range rule of thumb to find the range of the usual number people wearing a hat with a pom pom on a given weekend. Enter answer as an interval using square-brackets only with whole numbers. usual values = > Next Question P Type here to search
Suppose that the average stock price for companies making up the S&P 500 is $30. The standard deviation is $8.20. Assume that the stock prices are normally distributed. What is the probability that a S&P 500 company’s stock price is at least $40? (b) How high would a company’s stock price have to be to put it in the top 10% of S&P 500?
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c. mean is 1 and the standard deviation is 0. O d. mean and the standard deviation can have any value. QUESTION 2 Which of the following is a characteristic of the standard normal probability distribution? a. The mean, median, and the mode are not equal b. The distribution is not symmetrical c. The standard deviation must be 0 d. The standard deviation must be 1 Click Save and Submit to save and submit. Click Save All Answers to save all answers.
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Asset A will generate a 20% return with probability 0.25; a 15% return with probability 0.50; and a -15% return with probability 0.25. The standard deviation of the return on Asset A is %. Write your answer as a percentage, rounded to 2 decimal places. Example: if the answer is 10.3478%, then write "10.35". Do not type the % sign in your answer.
The average student loan debt for college graduates is $25,600. Suppose that that distribution is normal and that the standard deviation is $11,400. Let X = the student loan debt of a randomly selected college graduate. Round all probabilities to 4 decimal places and all dollar answers to the nearest dollar.b Find the probability that the college graduate has between $13,550 and $33,450 in student loan debt. c. The middle 10% of college graduates' loan debt lies between what two numbers? Low: $ High: $

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