Across
- 1. This cannot be determined graphically
- 3. When two variables move in the same direction, then such a correlation is called
- 5. Coefficient of Variation was introduced by
- 11. It is a statistical device for measuring changes in the magnitude of a group of related variables
- 12. this type of index number measures the general changes in prices between the current year and the base year
- 13. The numerical value of a standard deviation can never be
- 14. It is the central value which represents the entire distribution
- 15. It is also known as cost of living index numbers
- 16. It divides the distribution into hundred equal parts
- 18. Base year is also known as
- 19. The aggregate index formula using base period quantities is known as
Down
- 2. In order to save time in calculating mean from a data set containing a large number of observations, this is used
- 4. The square of the standard deviations
- 6. It is the most frequently observed data value
- 7. When only two variables are studied, then such a correlation is called
- 8. This indicates lack of uniformity in the size of items
- 9. It concentrates on the centre of a distribution
- 10. The correlation coefficient will be -1 if the slope of the straight line in a scatter diagram is
- 16. The symbol 'r' is a
- 17. The relationship between two variables of a series so that changes in the values of one variable are associated with changes in the values of the other variable