Question: The number of units carried in one semester by students in a business mathematics class was as follows. Use intervals 9-10, 11-12, 13-14, 15-16 to do the following:(a) write a frequency distribution; (b) draw a histogram; (c) draw a frequency polygon

10 9 16 12 13 15 13 16 15 11 13

12 12 15 12 14 10 12 14 15 15 13

(a) write a frequency distribution

(b) draw a histogram

(c) draw a frequency polygon