Different brands (n= 20) of vaccines were tested to see how long they would to fight virus. The results are follows. Class Boundaries Frequency (months) 6.5-12.5 3 12.5-18.5 18.5-24.5 24.5-30.5 4 30.5-36.5 2

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Calculate the 
1. Standard deviation
2. Variance
3. Percentile 60

Different brands (n= 20) of vaccines were tested to see how long they would to fight virus. The results
are follows.
Class Boundaries
(months)
6.5-12.5
12.5-18.5
18.5-24.5
Frequency
5
24.5-30.5
30.5-36.5
4
Note: Class width= Upper class boundaries – lower class boundaries
Transcribed Image Text:Different brands (n= 20) of vaccines were tested to see how long they would to fight virus. The results are follows. Class Boundaries (months) 6.5-12.5 12.5-18.5 18.5-24.5 Frequency 5 24.5-30.5 30.5-36.5 4 Note: Class width= Upper class boundaries – lower class boundaries
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