The IQ scores of 50 students are given below 115 111 92 108 99 116 108 114 90 112 95 93 115 97 108 97 97 103 85 107 113 102 117

Question

The IQ scores of 50 students are given below 115 111 92 108 99 116 108 114 90 112 95 93 115 97 108 97 97 103 85 107 113 102 117 103 118 112 100 94 85 105 113 92 105 108 99 101 91 85 104 89 89 108 111 88 108 86 104 110 114 91 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 0 010 b Which of the following is the correct histogram for this data Frequency 8 6 4

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