Required: 1. Construct a 'less than' ogive and estimate the following: The median i) ii) The first quartile The third auartile

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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QUESTION TWO:
The following marks were obtained by candidates in an examination (no fractions of a mark
were awarded):
Marks
Number of
candidates
0-5
2
6-10
8.
11-15
20
16-20
30
21-25
50
26-30
80
31-35
120
36-40
150
41-45
200
46-50
220
51-55
280
56-60
320
61-65
260
66-70
160
71-75
120
76-80
100
81-85
60
86-90
40
91-95
17
96-100
3
Total
2240
2
Required:
1. Construct a 'less than' ogive and estimate the following:
i)
ii)
iii)
The median
The first quartile
The third quartile
Transcribed Image Text:QUESTION TWO: The following marks were obtained by candidates in an examination (no fractions of a mark were awarded): Marks Number of candidates 0-5 2 6-10 8. 11-15 20 16-20 30 21-25 50 26-30 80 31-35 120 36-40 150 41-45 200 46-50 220 51-55 280 56-60 320 61-65 260 66-70 160 71-75 120 76-80 100 81-85 60 86-90 40 91-95 17 96-100 3 Total 2240 2 Required: 1. Construct a 'less than' ogive and estimate the following: i) ii) iii) The median The first quartile The third quartile
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