What are the mean and median of the data 7,4,1,3,2,5,9,15,12

What is the median of the data 15,8,10,6,12,11,4,7,3?

Find the mode of 7,9,11,7,5,9,12,11

Find the median of the following data:7,9,4,11,4,6,8,3,4,9,4,7,2,7,2

What is the additive inverse of the matrix [(1,2,3,4,5,6,7),(2,4,6,8,10,12,14)] ?

Answer the following questions Find the mode of the following data: 2,6,4,5,0,2,1,3,2,3

Find the mean of the following data 1,2,3,4,5,6,7,8,9 and 10

Find the mean deviation of the set of numbers 3, 4, 7 9, 9, 10 and 14 from '(ii) median.

If the mean and median of a set of numbers are 8.9 and 9 respectively then the mode will be

What is the co-factor of 7 in the determinant |(4,5,6),(5,6,7),(13,15,17)| .

Let R be the relation defined in the set A={1,2,3,4,5,6,7,8,9} by R={(a,b,):" both a and b are either odd or even"} . Show that R is an equivalence relation. Further show that all the lements of the subset {1,3,5,7,9} are related to one another and all the lement of the subset {2,4,6,8} are related to one another but no element of the subset {1,3,5,7,9} is related to any element of the subset {2,4,6,8} .