If X N(55,49) then σ ?

Related Mcqs:

The equation of standard normal distribution is f(z)=________?

A. 1/σ√2∏e 1/2×2 B. 1/σ√2∏e -1/2×2 C. 1/√2∏ D. 1/σ√2∏...

The lower and upper quartile of standard normal variation are respectively ?

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...

Shape of normal curve can be related to_______________?

A. Bell B. Circle C. L D. Rectangle E. J...

If “X” is normally distribution with >µ= 8 and S.D. 4, then P(6≤X≤10) may be______________?

A. 0 B. -0.32 C. 1.2 D. 0.2684...

In a certain normal distribution having µ = 35 and variance = 16, then mode will be_______________?

A. 3.5 B. 16 C. 4 D. None of these...