question_answer 12)

The weights (in kg.) of 15 students of a class are: 38, 42, 35, 37, 45, 50, 32, 43, 43, 40, 36, 38, 43, 38, 47 (i) Find the mode and median of this data. (ii) Is there more than one mode?

Answer:

                (i) For Median. We arrange the data in ascending order, we get 32, 35, 36, 37, 38, 38, 38, 40, 42, 43, 43, 43, 45, 47, 50 Median is the middle observation. Therefore, 40 kg is the median. For Mode. Mode = observation with highest frequency = 38 kg and 43 kg. (ii) Yes! there are 2 (more than one) modes.