Area Under the normal curve on either side of mean is _____________?

Related Mcqs:

1. If the sampled population has a normal distribution, when is the sampling distribution of the sample mean X also a normal distribution ?

   A. Only when the sample size is at least 100.
   B. Only when the sample size is smaller than 30
   C. Always
   D. Only when the sample size is at least 30.

2. The area under the normal distribution curve outside the interval of z=1 and z=3.09 is_____________?

   A. 0.1477
   B. 0.1597
   C. 0.3413
   D. None of These

3. Total Area under the normal curve is_______________?

   A. Greater than 1
   B. 1
   C. None
   D. Less than 1
   E. 0

4. Total area under the normal curve is________?

   A. 100
   B. 1
   C. 50%
   D. 1%

5. Shape of normal curve can be related to_______________?

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

6. In Normal distribution, the parameter which controls the flatness of the curve is____________?

   A. µ,σ
   B. None
   C. µ, MD
   D. 2∏—√,e

7. The value maximum ordinate of a standard normal curve at Z = 0 is:________?

   A. 1
   B. 0.5
   C. 0.3989
   D. None of these

8. The shape of normal curve depends upon ?

   A. None
   B. Mean
   C. Quartile
   D. Standard Deviation
   E. Mean Deviation

9. The Normal Curve is asymptotic to the?

   A. None
   B. X-axis
   C. Y-axis
   D. Along Y=X

10. Mean deviation of Normal Distribution is_____________?

    A. 45σ
    B. 34σ
    C. 78σ
    D. 23σ