Measures of Dispersion

Author:Embibe Experts
10th Tamil Nadu Board
IMPORTANT

Important Questions on Measures of Dispersion

EASY
IMPORTANT

Standard deviation of a collection of data is 22. If each value is multiplied by 3, then the standard deviation of the new data is:

MEDIUM
IMPORTANT

Draw the necessary table to find the Standard Deviation for the data 20, 14, 16, 30, 21 and 25.

HARD
IMPORTANT

For a collection of data if x=35,n=5,x-92=82, then find x2 and x-x¯2.

HARD
IMPORTANT

For a collection of data, if x=35, n=5, x-92=82, then find x2 and x-x2.