c) Fifty carrots are grew using special soil. Each carrot is dig up and lengths are measured (to the nearest mm). Table below shows the results. Length (mm) Number of carrots 150 - 154 5 155 - 159 2 160 - 164 6 165 - 169 8 170 -174 9 175 - 179 11 180 - 184 6 185 - 189 3 i) Calculate the mean length of the carrot. (2 marks) ii) Calculate the mode and interpret the value. (4 marks)