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.Management Sciences
Category: Statistics Mcqs
The arithmetic mean _________ by 10 if 10 is added to all values?
0
A. Decease
B. Smaller
C. Largest
D. Increase
The mean of a distribution is 23, the median is 24, and the mode is 25.5. It is most likely that this distribution is_____________?
A. Positively Skewed
B. Symmetrical
C. Asymptotic
D. Negatively Skewed
The number of defective bulbs in a lot is example of ____________?
A. Continuous variable
B. Discrete variable
C. Function
D. None of these
If mean is 25 and standard deviation is 5 then C.V (Coefficient of variation) is_______________?
A. 100%
B. 25%
C. 20%
D. None of these
For a probability density function (pdf), the probability of a single point is_____________?
A. 1
B. 2
C. 0
D. Constant
The product of first ‘n’ natural numbers is _____________?
A. 1.2.3.4,………
B. 1.2.3……(n-2) (n-1) (n)
C. n. (n-1) (n-2)…………..3.2.1.0
D. None of these
when a three die rolled the sample space consists of _____________?
A. 6 outcomes
B. 24 outcomes
C. 216 outcomes
D. Non of these
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