There is no correlation when:
All the points lie on a straight line rising from left to right
All the points lie on a narrow band rising from left to right
All the points are scattered all over the graph
When all the points are following a narrow band from left to right
Q1 represents:
Lower quartile
First quartile
Both (a) and (b)
Neither (a) or (b)
______________ is not independent of scale.
Mean deviation
Standard deviation
Quartile deviation
Mode
Range is the numerical difference between the
First and the Last value
Medium value
Largest and the Smallest value
Small value
_________ 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
The most commonly used measure of position is
Percentiles
Deciles
The range of simple correlation coefficient is:
Minus infinity to infinity
0 to infinity
Minus one to plus one
0 to hundred
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
Semi- inter quartile range is also known as:
Quartile range
Lorenz curve was first used by:
Marshall
Adam Smith
Fisher
Max Lorenz
