Suppose that mean retail price per gallon of regular grade gasoline is $3.41 with a standard deviation of $0.10 and that the retail price per gallon has a bell-shaped distribution. NOTE: Please use empirical rule approximations for this problem. a. What percentage of regular grade gasoline sells for between $3.21 and $3.61 per gallon (to 1 decimal)? b. What percentage of regular grade gasoline sells for between $3.21 and $3.51 per gallon (to 1 decimal)? c. What percentage of regular grade gasoline sells for more than $3.51 per gallon (to 1 decimal)?
Suppose that mean retail price per gallon of regular grade gasoline is $3.41 with a standard deviation of $0.10 and that the retail price per gallon has a bell-shaped distribution. NOTE: Please use empirical rule approximations for this problem. a. What percentage of regular grade gasoline sells for between $3.21 and $3.61 per gallon (to 1 decimal)? b. What percentage of regular grade gasoline sells for between $3.21 and $3.51 per gallon (to 1 decimal)? c. What percentage of regular grade gasoline sells for more than $3.51 per gallon (to 1 decimal)?
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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Suppose that mean retail price per gallon of regular grade gasoline is $3.41 with a standard deviation of $0.10 and that the retail price per gallon has a bell-shaped distribution.
NOTE: Please use
a. What percentage of regular grade gasoline sells for between $3.21 and $3.61 per gallon (to 1 decimal)?
b. What percentage of regular grade gasoline sells for between $3.21 and $3.51 per gallon (to 1 decimal)?
c. What percentage of regular grade gasoline sells for more than $3.51 per gallon (to 1 decimal)?
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