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The IQ scores of 50 students are given below. 96 102 93 87 107 117 112 108 97 110 95 92 111 108 1 19 101 106 113 87 100 115 107 97 118 1 18 96 97 102 90 108 89 98 94 103 96 106 99 107 92 115 86 87 118 99 112 94 87 110 118 112 (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