Draw a histogram to show the masses, measured to the nearest kilogram, of 200 girls. Mass (kg) 41-50 51-55 56-60 61-70 71-75 Frequency 21 62 55 50 12

(a) Construct a frequency distribution, using equal class intervals of width 5 g and taking the first interval as 85-89.

(b) Draw a histogram to illustrate the data and write down the modal class.

(c) Draw a stemplot to illustrate the data and write down the mode.