The lack of uniformity is called ______________?
The lack of uniformity is called ______________?
A. Lack
B. variation
C. X= 5
D. Skewness
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Harmonic mean cannot be calculated if any one of the values in the data is _____________?
Harmonic mean cannot be calculated if any one of the values in the data is _____________?A. Zero
B. Negative
C. Positive
D. All signSuppose for 40 observations, the variance is 50. If all the observations are increased by 20, the variance of these increased observation will be______________?
Suppose for 40 observations, the variance is 50. If all the observations are increased by 20, the variance of these increased observation will be______________?A. 50
B. 70
C. 50/20
D. 50-20 = 30
E. 50If β1 = 0 it means the distribution is _______________?
If β1 = 0 it means the distribution is _______________?A. Symmetrical
B. + vely skewed
C. -vely skewed
D. Non of theseP95 means _____?
P95 means _____?A. The central 95% area
B. The point above above which95% area lies
C. The point above below which 95% area lies
D. Both (a) and (b) but not (c)x=40 is estimator of _________________?
x=40 is estimator of _________________?A. (U)
B. 6
C. Ux
D. 6/√nIn normal distribution Q1=_________?
In normal distribution Q1=_________?A. u + .6745 (S.D.)
B. u – .7979 (S.D.)
C. u + .6745 (S.D.)
D. u – .6745 (S.D.)