The swim instructor's class wanted to have a competition to see who could hold the their breadth the longest. He swim instructor timed all swimmers and wrote down their times in seconds. Below are all their times: (30,25,90,15,44,43,28,52,32,29,48,40) a. Make a standard deviation table and find the standard deviation of swimmer's ability to hold their breadth. b. How many swimmers where within +10of the mean?

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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The swim instructor's class wanted to have a competition to see who
could hold the their breadth the longest. He swim instructor timed all
swimmers and wrote down their times in seconds. Below are all their
times:
(30,25,90,15,44,43,28,52,32,29,48,40)
a. Make a standard deviation table and find the standard deviation of
swimmer's ability to hold their breadth.
b. How many swimmers where within + 10of the mean?
Transcribed Image Text:The swim instructor's class wanted to have a competition to see who could hold the their breadth the longest. He swim instructor timed all swimmers and wrote down their times in seconds. Below are all their times: (30,25,90,15,44,43,28,52,32,29,48,40) a. Make a standard deviation table and find the standard deviation of swimmer's ability to hold their breadth. b. How many swimmers where within + 10of the mean?
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