Shape of normal curve can be related to_______________?
Shape of normal curve can be related to_______________? A. Bell B. Circle C. L D. Rectangle E. J
Shape of normal curve can be related to_______________? A. Bell B. Circle C. L D. Rectangle E. J
We use normal distribution when “n” is________________? A. Small B. None C. FixedD. Large
Total Area under the normal curve is_______________? A. Greater than 1B. 1 C. None D. Less than 1 E. 0
The lower and upper quartile of standard normal variation are respectively ? A. µ+0.6745σ and µ-0.6745σB. -0.6745 and 0.6745 C. -0.7979 and 0.7979 D. -0.7979σ and 0.7979σ
If X N(55,49) then σ ? A. 7 B. 55 C. 104 D. 49
The median of normal distribution corresponds to the value of Z equal to_________________? A. 0.5 B. 1C. µ D. 0
Mean deviation of Normal Distribution is_____________? A. 45σ B. 34σ C. 78σ D. 23σ
The area under the normal distribution curve outside the interval of z=1 and z=3.09 is_____________? A. None of the above B. 0.1477C. 0.1597 D. 0.3413 E. 0.4990
The normal distribution is_________? A. Platykurtic B. LeptokurticC. Mesoukurtic D. None of these
In normal distribution Q.D. ( quartile deviation)is equal to________? A. σ B. 0.7979 σC. 0.6745 σ D. None of these