Economic class 11 Measure of Dispersion

1. Dispersion measures the difference between actual value of a series and the………

2. Variance is squares of ;

3. Inter quartile rage is difference between

4. Graphic method to find dispersion is ;

5. Which measure of dispersion covers middle 50% of the items?

6. Difference between the largest items and the smallest items of the distribution is ;

7. The following measure is expressed in term of percentage ;

8. The following measure of dispersion ignores plus or minus sign of deviations .

9. Line of equal distribution makes an angle of………..at the origin.

10. …………….is semi inter quartile range.