When we add the lower and upper class limits and dividing the sum by, the values so obtained are called class____________?

Related Mcqs:

1. The class ___ are obtained when we divide the sums of the lower and upper class limits by 2?

   A. Limit
   B. Points
   C. Marks
   D. Class boundary

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

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

3. The difference between the upper and lower class boundaries of a class are know as _________________?

   A. Class interval
   B. class mark
   C. class frequency
   D. Mid point

4. Cumulative frequency is the frequency _________ than the upper class boundary of a class?

   A. Distribution
   B. Curve
   C. Greater
   D. Less

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

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

6. 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

7. 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

8. The lower class boundary of 25-35 will be ______________?

   A. 20
   B. 25
   C. 30
   D. 35

9. If the standard deviation of the values 2, 4, 6, 8 is 2.58, then the standard deviation of the values 4, 6, 8, 10 is_______________?

   A. 0
   B. 2.58
   C. 5
   D. 4.66
   E. 2.33

10. If the standard deviation of the values 2,4,6,8 is 2.33, then the standard deviation of the values 4,6,8,10 is_____________?

    A. 0
    B. 2.58
    C. 4.66
    D. 2.33