Class Boundaries Frequency midpoint TX (x) 7.5-12.5 12.5-17.5 17.5-22.5 15 22.5-27.5 27.5-32.5 2 mln

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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For grouped data what is mean, median, mode using this formula
Class Boundaries Frequency
midpoint
(x)
Class limit
cf
fx
7.5-12.5
12.5-17.5
17.5-22.5
15
22,5-27.5
5
27.5-32.5
Transcribed Image Text:Class Boundaries Frequency midpoint (x) Class limit cf fx 7.5-12.5 12.5-17.5 17.5-22.5 15 22,5-27.5 5 27.5-32.5
ucc Measures of Central Tendency
nty C
Efr
Mean = X =
- Σprec
CW
Median = Lmedian+
fmedian
(S1- f2)
Mode = L mode +
CW
(S1- /2)+(S1-f?)
Transcribed Image Text:ucc Measures of Central Tendency nty C Efr Mean = X = - Σprec CW Median = Lmedian+ fmedian (S1- f2) Mode = L mode + CW (S1- /2)+(S1-f?)
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