The range of the following set of observations `2,3,5,9, 8, 7, 6, 5, 7, 4, 3` is

Range of the observations 2,3,5,9,8,7,6,5,7,4,3, is ………

The mode of a set of observation 7, 12,8,5,6,4,9,10,8,9,7,6,5,9 is

The mode of a set of observation 7, 12,8,5,6,4,9,10,8,9,7,6,5,9 is

Find the variance and S.D. for the following set of numbers. : 7, 11, 2, 4, 9, 6, 3, 7, 11, 2, 5, 8, 3, 6, 8, 8, 2, 6

There are n sets of observation given as (1),(2, 3), (4, 5, 6), (7, 8, 9, 10),….. The mean of the 13^("th") set of observation is equal to

There are n sets of observation given as (1),(2, 3), (4, 5, 6), (7, 8, 9, 10),….. The mean of the 13^("th") set of observation is equal to

Find the mode of the following data: (i) 3, 5, 7, 4, 5, 3, 5, 6, 8, 9, 5, 3, 5, 3, 6, 9, 7, 4 (ii) 3, 3, 7, 4, 5, 3, 5, 6, 8, 9, 5, 3, 5, 3, 6, 9, 7, 4 (iii) 15, 8, 26, 25, 24, 15, 18, 20, 24, 15, 19, 15