Home
Class 11
MATHS
The sum of the squares of deviation of 1...

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

Promotional Banner

Topper's Solved these Questions

  • STATISTICS

    CBSE COMPLEMENTARY MATERIAL|Exercise Section - B (Very Short Answer Type Questions) (2 Mark)|5 Videos

  • STATISTICS

    CBSE COMPLEMENTARY MATERIAL|Exercise Section - C (Long Answer Type-I Questions) (4 Mark)|10 Videos

  • SETS AND FUNCTIONS

    CBSE COMPLEMENTARY MATERIAL|Exercise LONG ANSWER TYPE QUESTIONS|21 Videos

  • STRAIGHT LINES

    CBSE COMPLEMENTARY MATERIAL|Exercise SECTION-D (LONG ANSWER TYPE QUESTIONS )|23 Videos

Similar Questions

Explore conceptually related problems

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

Mean deviation of 5 observations from their mean 3 is 1.2, then coefficient of mean deviation 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 the sum of the squares of deviations for 10 observations taken from their means is 2.5 then write the value of standard deviation.

If the sum of the deviations of 50 observations from 30 is 50, then the mean of these observations is

Find the sum of the deviations of the variate values from their mean.

If the algebraic sum of deviations of 20 observation from 30 is 20, then the mean of observation is :