Which is not a merit of arithmetic mean ?
It is simpler to understand and easy to calculate
It is affected by extreme items
It is good base for comparison
It is a calculate value
For standard deviation, the relative measure is called
Mean deviation
Coefficient deviation
Arithmetic mean
Median
_________ 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
Correlation between two or more variables can be:
Positive correlation
Negative correlation
Linear correlation
Correlation
______________ is not independent of scale.
Standard deviation
Quartile deviation
Mode
Highest frequency value of a series is known as
Mean
Lorenz curve was first used by:
Marshall
Adam Smith
Fisher
Max Lorenz
Median can be calculated from :
Individual series
Discrete series
Continuous series
All the above
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
Range is the numerical difference between the
First and the Last value
Medium value
Largest and the Smallest value
Small value
