Hiii, please help me, i'm begging you :((, the class width is 6 and the class interval is 8please help me.

Lab Activity # 1 The following are IQ scores for the 50 7th grade students in Hogwarts School of Witchcraft and Wizardry: 104 126 99 111 120 125 106 99 112 106 111 136 124 130 129 114 103 121 109 145 98 117 119 122 115 103 30 120 115 101 132 113 116 109 135 121 114 118 110 108 128 112 105 119 111 123 115 113 117 136 1. Construct a grouped frequency distribution. Class Interval Class Boundaries |Tally f Xm cf Proportion RF 2. Draw the following graphs to represent the above data: a. Histogram b. Frequency Polygon C. Less than Ogive d. Greater than Ogive