Home
Class 9
MATHS
Find the mean of the following data : ...

Find the mean of the following data :
30,32,24,34, 26,28, 30, 35, 33, 25
Show that the sum of the deviations of all the given observations from the mean is zero.

Text Solution

Verified by Experts

The correct Answer is:
zero
Promotional Banner

Topper's Solved these Questions

  • STATISTICS AND GRAPH WORK

    ICSE|Exercise TOPIC - 2 (3 Marks Questions)|10 Videos

  • STATISTICS

    ICSE|Exercise EXERCISE 18 (B)|6 Videos

  • TRIANGLES

    ICSE|Exercise 4 MARKS QUESTIONS |24 Videos

Similar Questions

Explore conceptually related problems

Find the mean of the following data : 30,32,24,34, 26,28, 30, 35, 33, 25 Find the median of the given data.

Find the median of the following data 33,34, 28, 29, 72, 10, 8, 35

Find the median of the following data: 25, 34, 31, 23, 22, 26, 35, 28, 20, 32

Find the median of the following data: 25, 34, 31, 23, 22, 26, 35, 28, 20, 32

Find the median of the following data 25, 34, 31, 23, 22, 26, 35, 29, 20, 32

Find the sum of the deviations of the data 4,5,7,9 and 15 from their mean.

Find the mean of the following data: 18, 33, 30, 21 and 13. Also, find the sum of deviations of this data from the mean.

Find the median of the data : 25 , 34 , 31 , 23 , 22 , 26 , 35 , 28 , 20 , 32 .

The algebraic sum of deviations of 10 observations measured from 15 is 7 The mean is

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