Observe the following 3+(4+5)=3+9=12 so,(3+4)+5=3+(4+5)

Find the mode of the following data. 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6.

Find the mode of the following data. 2 , 2, 2 , 3, 3, 3, 4, 4, 4 , 5 , 5, 5, 6, 6 , 6,.

Identify the bigger one among the following: (-4)/9 , (-5)/12 , (-7)/18 , (-2)/3

Find the mean deviation about the median for the following data: 3, 9, 5, 3, 12, 10, 18, 4, 7, 19, 21.

Find the modes of the following data. 5, 6, 3, 5, 4, 9, 5, 6, 4, 9, 5

Find the mode of the following data. a) 5, 6, 9, 10, 6, 12, 3, 6, 11, 10, 4, 6, 7. b) 20, 3, 7, 13, 3, 4, 6, 7, 19, 15, 7, 18, 3. c) 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6.

Find the mode of the following data. 5 ,6, 9 ,10 , 6,12 ,3,6, 11,10 , 4 , 6 , .

Make a frequency distribution of the following series. 1, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7.

Let f: {2,3,4,5}to {3,4,5,9}and g: {3,4,5,9}to {7,11,15} be function defined as f (2) =3, f (3) = 4, f (4) f (5)=5 and g (3) =g (4)=7 and g (5) =g (9) =11. Find gof.