The collection of numerical facts is called_________?
The collection of numerical facts is called_________?
A. Data
B. Datum
C. Statistic
D. Raw
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We get ________ dividing range by numbers of class interval?
We get ________ dividing range by numbers of class interval?A. Class boundary
B. Class marks
C. Mid point
D. Number of classesThe Runs test results in rejecting the null hypothesis of randomness when______________?
The Runs test results in rejecting the null hypothesis of randomness when______________?A. There is an unusually large number of runs
B. There is an unusually small number of runs
C. None of these
D. Either of the abovePower of test is denoted by _______________?
Power of test is denoted by _______________?A. β
B. α
C. (1 – α )
D. (1 – β)If P(B/A)= 0.25 and P(A∩B) = 0.2 then P(A) will equal to _______________?
If P(B/A)= 0.25 and P(A∩B) = 0.2 then P(A) will equal to _______________?A. 0.05
B. 0.75
C. 0.8
D. 0.45If third moment about mean is equal to zero, then distribution is ______________?
If third moment about mean is equal to zero, then distribution is ______________?A. Negatively skewed
B. Symmetrical
C. positively skewed
D. None of theseCombine mean calculated by different given mean is ________?
Combine mean calculated by different given mean is ________?A. n1x1 + n2x2x + _____ nuxu/n1 +n2 + ___ + nu
B. n1x1 + n2x2x + _____ nuxu/x1 + x2 + ____ x4
C. n1x1 + n2x2x + _____ nuxu/n1 + n2 + ___+ nu
D. ∑n1x/x1