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Researchers measured the data speeds for a particular smartphone carrier at 50 airports. The highest speed measured was 77.3 Mbps. The complete list of 50 data speeds has a mean of x = 17.35 Mbps and a standard deviation of s = 20.01 Mbps.

Researchers measured the data speeds for a particular smartphone carrier at 50 airports. The highest speed measured was 77.3 Mbps. The complete list of 50 data speeds has a mean of x = 17.35 Mbps and a standard deviation of s = 20.01 Mbps.

MATLAB: An Introduction with Applications
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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Researchers measured the data speeds for a particular smartphone carrier at 50 airports. The highest speed measured was 77.3 Mbps. The complete list of 50 data speeds has a mean of X 17.35 Mbps and a standard deviation of s = 20.01 Mbps.
Transcribed Image Text:Researchers measured the data speeds for a particular smartphone carrier at 50 airports. The highest speed measured was 77.3 Mbps. The complete list of 50 data speeds has a mean of X 17.35 Mbps and a standard deviation of s = 20.01 Mbps.
a. What is the difference between carrier's highest data speed and the mean of all 50 data speeds? b. How many standard deviations is that [the difference found in part (a)]? c. Convert the carrier's highest data speed to a z score. A If wo concidor doto cnonde that conuort tn7ccoron botwoon 2and 2 to bo noithar
Transcribed Image Text:a. What is the difference between carrier's highest data speed and the mean of all 50 data speeds? b. How many standard deviations is that [the difference found in part (a)]? c. Convert the carrier's highest data speed to a z score. A If wo concidor doto cnonde that conuort tn7ccoron botwoon 2and 2 to bo noithar
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