Given the weight distribution of 50 students in a class: Weights (in kilo) Number of Students 45 – 49 8 50 – 54 15 55 – 59 12 60 – 64 9 65 – 69
Given the weight distribution of 50 students in a class: Weights (in kilo) Number of Students 45 – 49 8 50 – 54 15 55 – 59 12 60 – 64 9 65 – 69
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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Question
Given the weight distribution of 50 students in a class:
Weights (in kilo) Number of Students
45 – 49 | 8 |
50 – 54 | 15 |
55 – 59 | 12 |
60 – 64 | 9 |
65 – 69 | 6 |
Determine the following:
a. The upper limit of the third class
b. The lower limit of the fourth class
c. The class boundary of the last class
d. The class boundary of the second class
e. The class interval
f. The largest frequency
g. The class mark of the first-class
h. The percentage of students having weight more than 54 kilos
i. The percentage of students having weights of less than 60 kilos but more than 49
kilos
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