Limitations of Average

Q.

Find the median of the following data:

(i) $31,38,27,28,36,25,35,40$

Q.

If a football team scored following number of goals in $10$ matches, then find mean and median of given data:

$2,3,4,5,0,1,3,5,4,3.$

Q.

Look at the given numbers and answer the questions based on it :

3, 4, 2, 5, 4, 3, 2, 4, 3, 20

i> What is the Mean

ii> What is the Median

iii> Which one gives a better idea of the Average

1. i> 5

   ii> 3.5

   iii> Mean

2. i> 5

   ii> 3.5

   iii> Median

3. i> 5

   ii> 3

   iii> Mean

4. i> 5

   ii> 3

   iii> Median

Q. The median value (nearest integer value)of the set of numbers $10,2,34,47,17,8$ is:

Q.

The monthly household incomes of 8 families are given as :
{45000, 50000, 75000, 60000, 48000, 54000, 68000 and 150000}

Find the average income. Does the mean income give a fair idea of the average household income?

1. 68750 , Yes

2. 66500 , Yes

3. 64500, No

4. 68750, No