Home
Class 8
MATHS
AM of 11 observations is 17.5 and one ob...

AM of 11 observations is 17.5 and one observation 15 is deleted from the data then the mean of remaining observations is______

A

17.75

B

19.85

C

19.5

D

18.15

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • FREQUENCY DISTRIBUTION TABLES AND GRAPHS

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|133 Videos

  • FACTORISTION

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|182 Videos

  • LINEAR EQUATIONS IN ONE VARIABLE

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|223 Videos

Similar Questions

Explore conceptually related problems

AM of 8 observations 30.One observation 30 is deleted from the data then the new mean is______

Mean of eight observations is 25. If one observation 11 is excluded, the mean of the remaining.

The variance of 20 observations is 5. If each observations is multiplied by 2, then the new variance of the resulting observations is

The variance of 20 observations in 5 . If each of the observations is multplied ny 2 , find the variance of the resulting observations

In a set of 2n distinct observations, each of the observations below the median of all the observations is increased by 5 and each of the remaining observation is decreased by 3 . Then the mean of the new set of observations

The mean of the data set comprising of 16 observations is 16. If one of the observation valued 16 is deleted and three new observations valued 3, 4 and 5 are added to the data, then the mean of the resultant data, is

If the mean of 10 observations is 50 and the sum of the squares of the deviations of the observations from the mean is 250, then the coefficient of variation of those observations is