Page 3 of 4 154 175 166 138 161 171 165 188 Bob measured the

Last updated: 5/12/2023

Page 3 of 4 154 175 166 138 161 171 165 188 Bob measured the heights of all his cousins The heights are rounded to the nearest centimetre 139 137 144 154 186 191 177 154 138 156 146 176 191 151 173 164 154 186 173 151 164 174 a Complete the frequency table for the data Interval cm 131 140 141 150 151 160 161 170 171 180 181 190 191 200 Frequency b Determine the approximate mean height of Bob s cousins by only using the grouped data in the frequency table from part a Show your work no spreadsheet