(a) Construct a grouped frequency distribution for the data. Use 85-89 for the first class and use the same width for each subsequent class. Class Frequency 85 - 89 (b) Which of the following is the correct histogram for this data? 12 10 84.5 89,5 945 99,5104,5109 5114,5119.5 IQ Score 20 18 16 14 12 10 2 100 105 io is 120 1Q Score 20 15 10 5 75 105 95 IQ Score 85 115 20 15 10 5 is 125 75 85 95 105 IQ Score 115 Frequency Frequency Frequency
(a) Construct a grouped frequency distribution for the data. Use 85-89 for the first class and use the same width for each subsequent class. Class Frequency 85 - 89 (b) Which of the following is the correct histogram for this data? 12 10 84.5 89,5 945 99,5104,5109 5114,5119.5 IQ Score 20 18 16 14 12 10 2 100 105 io is 120 1Q Score 20 15 10 5 75 105 95 IQ Score 85 115 20 15 10 5 is 125 75 85 95 105 IQ Score 115 Frequency Frequency Frequency
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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Transcribed Image Text:The IQ scores of 50 students are given below.
93 113
114
89
89 89
112
94
89
91
89 118
85| 119
86
94
103
94
90
110
97
92
99
87
106 92
108
94
103
118
102
118
105 117
108
87
111
119
88
112
92 | 108
92
90| 112 85
93
96 117
117
(a) Construct a grouped frequency distribution for the data. Use 85-89 for the first class and use the same
width for each subsequent class.
Class
Frequency
85 - 89
(b) Which of the following is the correct histogram for this data?
12
10
8
6.
4
2
84.5 89,5 945 99,5104,5109,5114,5119.5
IQ Score
20
18
16
14
12
10
8
4
2
95
100
105
io
is
120
90
110
115
10 Score
20
15
10
5
75
85
95
105
115
IQ Score
20
15
10
5
55
75
85
95
105
115
125
IQ Score
kɔuənbas
Kouənbəs
Kouənbəsy
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