The IQ scores of 50 students are given below. 117 118 97 97 86 108 95 97 115 112 113 86 110 99 113 95 116 113 91 108 91 107 114 111 93 103 93 114 111 111 109 103 99 91 109 109 91 119 93 111 114 111 105 110 113 102 112 114 (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 2388

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The IQ scores of 50 students are given below.
117
118
113
108
97
110
107
97
86
113
111
108
95
95
93
92
97
116
93
119
115
113
114
112
86
99
85
91
103
111
114
99
91
103
109
102
111
111
109
91
109
91
93
111
114
105
110
113
112
114
(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?
Transcribed Image Text:The IQ scores of 50 students are given below. 117 118 113 108 97 110 107 97 86 113 111 108 95 95 93 92 97 116 93 119 115 113 114 112 86 99 85 91 103 111 114 99 91 103 109 102 111 111 109 91 109 91 93 111 114 105 110 113 112 114 (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?
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