The concept of Lorenz curve was developed by:
Marshal
Adam Smith
Fisher
Max Lorenz
Q3 can be calculated from:
Range is the:
Ratio of the largest to the smallest observations.
Average of the largest to smallest observations
Difference between the smallest and the largest observations
Difference between the largest and the smallest observations
Median can be calculated from :
Individual series
Discrete series
Continuous series
All the above
M.D. represents:
Mean deviation
Median deviation
Marginal deviation
Mean
cf is used for:
Common factor
Cumulative frequency
Common value
None of above
_________ and______ are based upon deviation of values from the average.
M.D and S.D
Range and Q.D
S.D and Q.D
M.D and Q.D
Middle value of series is known as:
Average
Median
Highest frequency
Mode
Range is located by applying the following formula:
L - S
Q3 - Q1
__________ is the positive square root of the mean of squared deviations from mean.
Standard deviation
Quartile deviation
