Math 10 Chapter 4 - Part D


1. A value which is obtained by dividing the sum of all values of a data by the number of observations in data is called




2. The average value of the upper and lower class limits in an interval is called _____




3. Pie-diagram is also called _____________




4. Number of occurrence of an item corresponding to a class interval is known as




5. A value which divides data in two portions is called ______




6. The most common value of the data is ___________




7. When data is arranged in an order the middle item in odd number of observations is ____




8. In interval (63-65), 65 is _______




9. Median for grouped data can be found by the formula _____




10. The data X = 1,3,5,9,1,6,3contains ______ modes




11. If sum of 07 observations in 63 then its mean is _________




12. If D = x | 10 and ÎD = 50 and n = 5 then arithmetic mean will be _________




13. Range is calculated as __________




14. If X = 8, 12,18,5,16,20,13 then value of median is ____




15. A set contains the following members 3.5, 4, 4.5 9, 8, 3.1,11, 10.5, 8.5 then its range | R | is




16. In (13-70) the mid point is




17. In (5-8) upper class limit is




18. In 5,3,1, the median is




19. In (3-10) interval size is




20. In 5,5,7,1, the mode is







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