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Question
In a frequency distribution, ogives are graphical representation of
Options
Frequency
Relative frequency
Cumulative frequency
Raw data
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Solution
Cumulative frequency
In a frequency distribution, ogives are graphical representation of cumulative frequency.
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RELATED QUESTIONS
The following data on the number of girls (to the nearest ten) per thousand boys in different sections of Indian society is given below.
| Section | Number of girls per thousand boys |
| Scheduled Caste (SC) | 940 |
| Scheduled Tribe (ST) | 970 |
| Non SC/ST | 920 |
| Backward districts | 950 |
| Non-backward districts | 920 |
| Rural | 930 |
| Urban | 910 |
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- In the classroom discuss what conclusions can be arrived at from the graph.
Given below are the seats won by different political parties in the polling outcome of a state assembly elections:-
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| Seats Won | 75 | 55 | 37 | 29 | 10 | 37 |
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| Year | 1992 | 1993 | 1994 | 1995 | 1996 |
| Loan (in crores of rupees) |
28 | 33 | 55 | 55 | 80 |
(i) Represent the above data with the help of a bar graph.
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| Years | 1995-96 | 1996-97 | 1997-98 | 1998-99 | 1999-2000 |
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100 | 140 | 150 | 170 | 210 |
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| Ages (in years) | Number of teachers |
| 20 – 24 | 10 |
| 25 – 29 | 28 |
| 30 – 34 | 32 |
| 35 – 39 | 48 |
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