112	141	130	111	134	145	154	142
134	165	165	176	125	153	145	140
134	179	167	120	153	124	148	170

					Less-than		More-than
Class Interval	Class frequency	Upper class limit	Cumulative Frequency	Cumulative Percent	Lower class limit	Cumulative Frequency	Cumulative Percent
	10
100	to under	110
110	to under	120
120	to under	130
130	to under	140
140	to under	150
150	to under	160
160	to under	170
170	to under	180

ques:

	1) Arrange the data in the form of an array.
	2) From the array in determine
			i) the range
			ii) the mode
			iii) the median
	3) Arrange the data in the form of a frequency distribution, using equal class intervals of size 10 starting with 100.
	4) Compute the less-than cumulative frequencies and percents.
	5) Compute the more-than cumulative frequencies and percents.
	6) construct the less-than cumulative frequency diagram;
	7) construct the more-than cumulative frequency diagram;