Home
Class 12
MATHS
The sum of squares of deviations of 10 i...

The sum of squares of deviations of 10 items about mean 50 is 250. The coefficient of variation is

A

`10%`

B

`40%`

C

`50%`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • STATISTICS

    BITSAT GUIDE|Exercise BITSAT ARCHIVES |4 Videos

  • SOLVED PAPER 2018

    BITSAT GUIDE|Exercise Mathematics (Part-IV)|45 Videos

  • THE CIRCLE

    BITSAT GUIDE|Exercise BITSAT ARCHIVES |18 Videos

Similar Questions

Explore conceptually related problems

The sum of the squares of deviation of 10 observations from their mean 50 is 250, then coefficient of variation is

If the mean of 10 observation is 50 and the sum of the square of the deviations of observation from the mean is 250, then the coefficient of variation of these observation is

If standard deviation of a given data is 5 and mean is 50 then coefficient of variation (C.V) is equal to

If standard deviation of a given data is 5 and mean is 50 then coefficient of variation (C.V) is equal to a)100 b)0 c)1 d) 10

If standard deviation of a given data is 5 and mean is 50 then coefficient of variation (C.V) is equal to A) 100 B) 0 C) 1 D) 10

For a set of 100 observations taking assumed mean as 4, the sum of the deviations is -11cm and the sum of the square of these deviations is 275cm^(2) . The coefficient of variatio is

If the sum of the squares of the deviations of 25 observations taken from the mean 40 is 900, then the coefficient of variation is

If mean deviation through median is 15 and median is 450, then coefficient of mean deviation is