Coded method of calculation is only used in ___________?
Coded method of calculation is only used in ___________?
A. Median
B. Combined mean
C. A.M.
D. None of these
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Which 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 value maximum ordinate of a standard normal curve at Z = 0 is:________?
The value maximum ordinate of a standard normal curve at Z = 0 is:________?A. 1
B. 0.5
C. 0.3989
D. None of theseThe index number of base period is always:_______________?
The index number of base period is always:_______________?A. 100
B. 200
C. The price of that year
D. None of theseThe lower class boundary of 25-35 will be ______________?
The lower class boundary of 25-35 will be ______________?A. 20
B. 25
C. 30
D. 35The first hand and unorganized form of data is called_______________?
The first hand and unorganized form of data is called_______________?A. Secondary data
B. Organized data
C. Primary data
D. None of theseIf Y=5X + 10 and X is N(10,25), then mean of Y is ?
If Y=5X + 10 and X is N(10,25), then mean of Y is ?A. 135
B. 50
C. 70
D. 60