The value of interval x ± S include _______________?

Related Mcqs:

1. A frequent distribution in which class interval size is not the same is called frequency distribution with ________class interval size?

   A. Open-end
   B. Distribution
   C. Componemt
   D. Unequal

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. We get ________ dividing range by numbers of class interval?

   A. Class boundary
   B. Class marks
   C. Mid point
   D. Number of classes

4. Class interval size is the different between the upper and lower class_________ of a class?

   A. Boundary
   B. Limits
   C. Marks
   D. Class Interval

5. The time interval between two successes follows?

   A. Possion distribution
   B. Exponential distribution 
   C. Gamma distribution
   D. Beta distribution

   Submitted by: Nimra Shaheen

6. The number of successes in fixed time interval follows?

   A. Gamma distribution
   B. Binomial distribution
   C. Negative binomial dis
   D. Possion distribution 

   Submitted by: Nimra Shaheen

7. Confidence interval is a measure of?

   A. Accuracy
   B. Precision
   C. Error
   D. All of above

   Submitted by: Nimra Shaheen

8. Confidence interval should be ___________?

   A. Shorter
   B. Wider
   C. Large
   D. Small

   Submitted by: Nimra Shaheen

9. Absolute sum of deviations is minimum from _______________?

   A. Coefficient of variance
   B. S.D. of x
   C. Mean
   D. Normal

10. First moment about origin is always equal to _______________?

    A. A.M.
    B. variance
    C. Zero
    D. None of these