Find the mean of the following:
`10(1)/(4), 9, 4 (3)/(4), 8, 2 (2)/(3), 12 "and" 2(1)/(3)`

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

Find the mean of the given data 8, 2, 3, 4, 1, 3, 2, 4, 5, 4, 2, 3, 4, 6, 9

Find the mean of the following data : Goals scored in 10 matches : 2, 2, 3, 5, 4, 2, 1, 3, 3, 4, 3

Find R^(-1) in each of the following cases : R={(1,2),(1,3),(2,4),(2,3),(3,2),(4,3)}

Find the mean deviation from the mean for the following data : 12,3,18,17,4,9,17, 19, 20, 15, 8, 17, 2, 3, 16, 11,3,1,0,5 .

Which one of the following is true? 1/2<9/(13)<3/4<(12)/(17) (b) 3/4<9/(13)<1/2<(12)/(17) (c) 1/2<3/4<9/(13)<(12)/(17) (d) 1/2<9/(13)<(12)/(17)<3/4