The IQ scores of 50 students are given below. 90 98 102 113 85 106 101 94 89 85 94 112 108 111 111 109 119 111 94 114 94 104 115 99 110 89 112 96 114 97 99 94 108 85 118 117 111 89 101 114 99 1.1 1-0 1-1 (a) Construct a grouped frequency distribution for the data. Use 85-89 for the first cla width for each subsequent class. Class Frequency 85 - 89 Frequency (b) Which of the following is the correct histogram for this data? 0 91 88 117 20 15 10 5 95 115 99 111 114 99 85 90 95 100 105 110 115 120 IQ Score
The IQ scores of 50 students are given below. 90 98 102 113 85 106 101 94 89 85 94 112 108 111 111 109 119 111 94 114 94 104 115 99 110 89 112 96 114 97 99 94 108 85 118 117 111 89 101 114 99 1.1 1-0 1-1 (a) Construct a grouped frequency distribution for the data. Use 85-89 for the first cla width for each subsequent class. Class Frequency 85 - 89 Frequency (b) Which of the following is the correct histogram for this data? 0 91 88 117 20 15 10 5 95 115 99 111 114 99 85 90 95 100 105 110 115 120 IQ Score
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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Transcribed Image Text:Question 6
The IQ scores of 50 students are given below.
90
91 101 95
115
94
89
112
99
98 102 113 85 106
108 111 85 88 117 94
109 119 111 114 94
114
94 111
104
115
111
99 110 89 112 96
97 99 94 114
108
85 118 117 111 89 101 114 99 99
(a) Construct a grouped frequency distribution for the data. Use 85-89 for the first class
width for each subsequent class.
Class Frequency
85 - 89
1.1
1.1
1-1
·
< >
(b) Which of the following is the correct histogram for this data?
O
Frequency
20
15
10
5
I
0
85 90 95 100 105 110 115 120
IQ Score
Transcribed Image Text:O
Frequer
O
1
0 85 90
Frequency
Frequency
55
Frequency
O
10
5
75
12
10
8
6
4
2
75
16
14
12
10
8
6
84.5 89.5 94.5 99.5104.5109.5114.5119.5
IQ Score
4
2
20
18
16
14
12
10
8
6
4
95 100 105 110 115 120
IQ Score
2
85
95
105
IQ Score
10 Score
105
115
11s
a
125
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