(A) μ+0.6745σ and μ-0.6745σ
(B) -0.6745 and 0.6745
(C) -0.7979 and 0.7979
(D) -0.7979σ and 0.7979σ
Tag: Statistics Mcqs With Answers
Total Area under the normal curve is__.
(A) Greater than 1
(B) 1
(C) None
(D) Less than 1
We use normal distribution when “n” is__.
(A) Small
(B) None
(C) Fixed
(D) Large
Shape of normal curve can be related to__.
(A) Bell
(B) Circle
(C) L
(D) Rectangle
In a normal distribution E(X-μ)2 is__.
(A) Variance
(B) Mean Deviation
(C) Standard Deviation
(D) Quartile Deviation
In Normal distribution, the parameter which controls the flatness of the curve is__.
(A) μ,σ
(B) None
(C) μ, MD
(D) 2Π—√,e
In a normal distribution quartile deviation is __ (S.D.).
(A) .2745
(B) .3789
(C) .79079
(D) .6745
The __ order moments about mean are all zero.
(A) None
(B) Four
(C) Add
(D) Even