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- 1. Multiple Choice
If n is the total number of observations, the class whose cumulative frequency is greater than This class is called the median
TRUE
FALSE
- 2. Multiple Choice
For a certain distribution,mode and median were found to be 100 and 1250 respectively. Find mean for this distribution using an empirical relation
1375
1265
1145
1550
- 3. Multiple Choice
The wickets taken by a bowler in 10 cricket matches are as follows: 2,6,4,5,0,2,1,3,2,3 Find the mode of the data
2
3
4
5
- 4. Multiple Choice
Can the mean, median and mode of data coincide?
Yes
No
- 5. Multiple Choice
The mean, median and mode of grouped data are always different
TRUE
FALSE
- 6. Multiple Choice
The median of frequency distribution is found graphically with the help of
a histogram
a frequency curve
a frequency polygon
ogives
- 7. Multiple Choice
The class mark of the class 5.5-20.5 is
15.5
20.5
18
5
- 8. Multiple Choice
Find the class mark of class 35-55
45
46
47
48
- 9. Multiple Choice
The graphical representation of a cumulative frequency distribution is called
Bar graph
Histogram
Frequency polygon
Ogive
- 10. Multiple Choice
An ogive is used to determine
Standard deviation
Median
Mode
Mean
- 11. Multiple Choice
In a frequency distribution the class having maximum frequency is called the modal class
TRUE
FALSE
- 12. Multiple Choice
The abscissa of the point of intersection of less than type and more than type cumulative frequency curves of a grouped data gives its
Mean
Median
Mode
Class
- 13. Multiple Choice
The relationship between mean, median and mode is
.............median = 2 .......... + ...........
2,median, mode
3,median, mode
2,mean, mode
3,mean, mode
- 14. Multiple Choice
Which one of the following measures is determined only after the construction of cumulative frequency distribution?
Mean
Median
Mode
None of the above
- 15. Multiple Choice
Two ogives less than and more than type for the same data intersect at the point P. The y-coordinate of P represents
Modal
Range
Cumulative frequency of the median class
Median
- 16. Multiple Choice
If the median of the data 4, 7, x-1, x-3, 16, 25 written in ascending order is 13 then x is equal to
13
14
15
16
- 17. Multiple Choice
In the class interval 50-55 what is the Upper limit?
50
55
49.5
54.9
- 18. Multiple Choice
The mode of a frequency distribution is obtained graphically from
a frequency curve
a frequency polygon
a histogram
an ogive
- 19. Multiple Choice
An ........... is a freehand graph showing the curve of a cumulative frequency distribution
Ogive
Bar graph
histogram
None of the above
- 20. Multiple Choice
It is assumed that the frequency of each interval is centred around its
mid point
lower limit
upper limit
none of the above
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