Find the range of { 2 , 7 , 6 , 4 , 3 , 8 , 5 , 12}.

Find the range of the data : 14 , 16 , 20 , 12 , 13 , 4 , 5 , 7 , 29 , 32 and 6.

Find the range of the data 9,5,9,3,4,7,8,4,8,9,5,9. A. 3 B. 5 C. 6 D. 4

The range of the data– 9, 8, 4, 3, 2, 1, 6, 4, 8, 10, 12, 15, 4, 3 is

Let A={1, 2, 3, 4} and B={-1 ,2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12} . Let R={(1, 2), (2, 6), (3, 10), (4, 9)}subsetAtimesB be a relation. Show that R is a function and find its domain, co-domain and the range of R.

Whether the following relation is function? Give reason. If it is a function, determine its domain and range : {(2, 1), (4, 2),(6, 3), (8, 4), (10, 5), (12, 6), (14, 7)}

Find the mode of the following observations 8, 7, 6, 6, 5, 4, 12, 20, 6, 5, 6, 3, 3, 3, 6, 8, 6

Let A = {1, 2, 3, 4, 5, 6, 7} and B = {2, 4, 6, 8, 10, 12}. Find the intersection of A and B.

Data :   4 , 7 ,9 , 3 , 4 , 5, 3 , 6 ,7 ,6 ,8 , 6 ,7 , 6 , 5 , 6 ,8 , 6 , 5 and 4 ; then find the mode