The average stock price for companies making up the DAX in Germany is $40, and the standarddeviation is $4 (Financial Time, Spring 2023). Assume the stock prices are normally distributed.1. What is the probability a company will have a stock price of at least $45?2. What is the probability a company will have a stock price of at most $50?3. What is the probability a company will have a stock price between $44 and $48?4. What is the probability a company will have a stock price no higher than $44?

Mean()=40standard deviation()=4

Answered: The average stock price for companies…

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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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.
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The average student loan debt for college graduates is $25,950. Suppose that that distribution is normal and that the standard deviation is $14,900. 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 $29,350 and $41,850 in student loan debt. c. The middle 10% of college graduates' loan debt lies between what two numbers? Low: $ High: $
answer part b only. it is not 29.665
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a. The mean of this distribution is b. The standard deviation is c. The probability that the the child will be older than 5 years old?
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Suppose that the population of middle-school children has a mean of 350 on a reading test and σ = 50. Assume normality. What is the probability that a mean will be greater than 370 with a sample of 25 students? Leave the probability in decimal form (do not convert to percentage). Round to the nearest ten thousandth. (4 decimal places)
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