For distribution Function F(X),F(-∞)=0 and F(∞)= ?
For distribution Function F(X),F(-∞)=0 and F(∞)= ?
A. 0
B. -1
C. 1
D. Non of These
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Second moment about mean is always equal to _____________?
Second moment about mean is always equal to _____________?A. S.D.
B. C.V.
C. Variance
D. SquareFirst moment about origin is always equal to _______________?
First moment about origin is always equal to _______________?A. A.M.
B. variance
C. Zero
D. None of theseIn the plural sense, statistic means____________?
In the plural sense, statistic means____________?A. Methods
B. Data
C. Science
D. MeteorologyThe table representing two attributes is called________________?
The table representing two attributes is called________________?A. Random table
B. Contingency table
C. Dichotomy table
D. Chi-square tableWhen testing for randomness, we can use_____________?
When testing for randomness, we can use_____________?A. Sign test
B. None of these
C. Runs test
D. D Mann-Whitney U testIn inferential statistics, we study____________?
In inferential statistics, we study____________?A. the methods to make decisions about population based on sample results
B. how to make decisions about mean, median, or mode
C. how a sample is obtained from a population
D. None of the above