________ paper is needed to show the graphs of frequency distribution?
________ paper is needed to show the graphs of frequency distribution?
A. Ordinary
B. Graphs
C. Photo
D. Chart
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Collection of information from complete population is called__________?
Collection of information from complete population is called__________?A. Census
B. Complete enumeration
C. Survey
D. Both A & BClass _________ is the difference between two class limit?
Class _________ is the difference between two class limit?A. Boundary
B. Class mark
C. None of these
D. Class intervalIn a normal distribution quartile deviation is _______ (S.D.)?
In a normal distribution quartile deviation is _______ (S.D.)?A. .2745
B. .3789
C. .79079
D. .6745Variance remains unchanged by change of_____________?
Variance remains unchanged by change of_____________?A. Origin
B. Scale
C. Both
D. None of theseWhich of the measures given here are based on every item of the series (uses all observations)?
Which of the measures given here are based on every item of the series (uses all observations)?A: Range
B: Standard Deviation
C: Quartile Deviation
D: All of themThe class ___ are obtained when we divide the sums of the lower and upper class limits by 2?
The class ___ are obtained when we divide the sums of the lower and upper class limits by 2?A. Limit
B. Points
C. Marks
D. Class boundary