What is 40% of 20?
8
14
12
10
40% of 20
⇒ 40100×20 = 8
Find out the mean for the following data by direct method
Draw frequency distribution table for the following data :
10,11,10,15,11,11,15,15,15,10,10,10,10,12,13,11,14,12,12,14,13,10,15,14,12,13,11,11,12,12,15,14,13,13,14,15