(A) 3S2
(B) 3S
(C) 3S4
(D) 4S2/x
Tag: Statistics Multiple Choice Questions
The equation of standard normal distribution is f(z)=__.
(A) 1/σ√2Πe 1/2×2
(B) 1/σ√2Πe -1/2×2
(C) 1/√2Π1/σ√2Π
(D) 1/√2Π
Normal distribution has __shaped.
(A) u-shaped
(B) Bell shaped
(C) T-shaped
(D) Normal shaped
For a normal distribution having μ = 241 and σ = 2 P (X≥235) is:__.
(A) 0.9986
(B) 0.5
(C) 0.475
(D) 0.235
P(μ – σ≤x≤μ + σ)=__.
(A) .6826
(B) .6743
(C) .6745
(D) .2345
The shape of normal distribution does depend upon __ and variance.
(A) x
(B) S/σ2
(C) u
(D) 2 μ2
Normal distribution has __.
(A) 1 parameter
(B) 2 parameter
(C) 3 parameter
(D) 4 parameter
100% of values lies in the limits are equal to __.
(A) 40 and 60
(B) 20 and 70
(C) 20 and 30
(D) 20 and 80