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प्रश्न
In the class interval 20 – 30, the lower class limit is ______.
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उत्तर
In the class interval 20 – 30, the lower class limit is 20.
Explanation:
The lower value of class interval (i.e., 20 here) is called lower limit and the upper value of class interval (i.e., 30 here) is called upper limit.
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संबंधित प्रश्न
If class mark is 10 and class width is 6 then find the class.
What is the upper class limit for the class 25-35?
Construct a cumulative frequency distribution table from the frequency table given below:
| Class Interval | Frequency |
| 1 - 10 | 12 |
| 11 - 20 | 18 |
| 21 - 30 | 23 |
| 31 - 40 | 15 |
| 41 - 50 | 10 |
A dice was cast 40 times and each score noted is given below. Draw up a frequency table for this data.
3, 2, 5, 6, 4, 2, 3, 1, 6, 6, 2, 3, 5, 3, 5, 3, 4, 2, 4, 5, 4, 2, 6, 3, 3, 2, 4, 3, 3, 4, 1, 4, 3, 3, 2, 2, 5, 3, 3, 4
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Following are the number of members in 25 families of a village:
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Prepare a frequency distribution table for the data using class intervals 0 – 2, 2 – 4, etc.
Complete the following table:
| Weights (in kg.) |
Tally Marks | Frequency (Number of persons) |
| 40 – 50 | `\cancel(bb|bb|bb|bb|) \cancel(bb|bb|bb|bb|) bb|bb|` | |
| 50 – 60 | `\cancel(bb|bb|bb|bb|) \cancel(bb|bb|bb|bb|) bb|bb|bb|bb|` | |
| 60 – 70 | `\cancel(bb|bb|bb|bb|) bb|` | |
| 70 – 80 | `bb|bb|` | |
| 80 – 90 | `bb|` |
Find the total number of persons whose weights are given in the above table.
