A trucking company determined that the distance traveled per truck per year is normally distributed, with a mean of 70 thousand miles and a standard deviation of 12 thousand miles. Complete parts (a) through (c) below. a. What proportion of trucks can be expected to travel between 54 and 70 thousand miles in a year? The proportion of trucks that can be expected to travel between 54 and 70 thousand miles in a year is (Round to four decimal places as needed.) b. What percentage of trucks can be expected to travel either less than 50 or more than 80 thousand miles in a year? The percentage of trucks that can be expected to travel either less than 50 or more than 80 thousand miles in a year is%. (Round to two decimal places as needed.) C. How many miles will be traveled by at least 60% of the trucks? The amount of miles that will be traveled by at least 60% of the trucks is miles. (Round to the nearest mile as needed.)
A trucking company determined that the distance traveled per truck per year is normally distributed, with a mean of 70 thousand miles and a standard deviation of 12 thousand miles. Complete parts (a) through (c) below. a. What proportion of trucks can be expected to travel between 54 and 70 thousand miles in a year? The proportion of trucks that can be expected to travel between 54 and 70 thousand miles in a year is (Round to four decimal places as needed.) b. What percentage of trucks can be expected to travel either less than 50 or more than 80 thousand miles in a year? The percentage of trucks that can be expected to travel either less than 50 or more than 80 thousand miles in a year is%. (Round to two decimal places as needed.) C. How many miles will be traveled by at least 60% of the trucks? The amount of miles that will be traveled by at least 60% of the trucks is miles. (Round to the nearest mile as needed.)
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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