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प्रश्न
The height of 30 children in a class is given in centimetres. Draw up a frequency table of this data.
131, 135, 140, 138, 132, 133, 135, 133, 134, 135, 132, 133, 140, 139, 132, 131, 134, 133, 140, 140, 139, 136, 137, 136, 139, 137, 133, 134, 131, 140
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उत्तर
| Height | Tally Marks | Children |
| 131 | `bb|bb|bb|` | 3 |
| 132 | `bb|bb|bb|` | 3 |
| 133 | `cancel(bb|bb|bb|bb|)` | 5 |
| 134 | `bb|bb|bb|` | 3 |
| 135 | `bb|bb|bb|` | 3 |
| 136 | `bb|bb|` | 2 |
| 137 | `bb|bb|` | 2 |
| 138 | `bb|` | 1 |
| 139 | `bb|bb|bb|` | 3 |
| 140 | `cancel(bb|bb|bb|bb|)` | 5 |
| Total | 30 |
संबंधित प्रश्न
Find the class-mark of the class 35-40.
Complete the Following Table.
| Classes (age) | Tally marks | Frequency (No. of students) |
| 12-13 | `cancel(bb|bb|bb|bb|)` | `square` |
| 13-14 | `cancel(bb|bb|bb|bb|)` `cancel(bb|bb|bb|bb|)` `bb|bb|bb|bb|` | `square` |
| 14-15 | `square` | `square` |
| 15-16 | `bb|bb|bb|bb|` | `square` |
| N = ∑f = 35 |
If the classes are 0-10, 10-20, 20-30... then in which class should the observation 10 be included?
Given below are the marks obtained by 30 students in an examination:
| 08 | 17 | 33 | 41 | 47 | 23 | 20 | 34 |
| 09 | 18 | 42 | 14 | 30 | 19 | 29 | 11 |
| 36 | 48 | 40 | 24 | 22 | 02 | 16 | 21 |
| 15 | 32 | 47 | 44 | 33 | 01 |
Taking class intervals 1-10, 11-20, ....., 41-50; make a frequency table for the above distribution.
The range of the data 200, 15, 20, 103, 3, 196, is _____________
Form a continuous frequency distribution table for the marks obtained by 30 students in a X std public examination.
328, 470, 405, 375, 298, 326, 276, 362, 410, 255, 391, 370, 455, 229, 300, 183, 283, 366, 400, 495, 215, 157, 374, 306, 280, 409, 321, 269, 398, 200
In a class interval the upper limit of one class is the lower limit of the other class. This is _________ series
The difference between the upper and lower limit of a class interval is called the ______ of the class interval.
The number of times a particular observation occurs in a given data is called its ______.
Construct a frequency distribution table for the following weights (in grams) of 35 mangoes, using the equal class intervals, one of them is 40 – 45 (45 not included).
30, 40, 45, 32, 43, 50, 55, 62, 70, 70, 61, 62, 53, 52, 50, 42, 35, 37, 53, 55, 65, 70, 73, 74, 45, 46, 58, 59, 60, 62, 74, 34, 35, 70, 68.
- How many classes are there in the frequency distribution table?
- Which weight group has the highest frequency?
