Advertisements
Advertisements
प्रश्न
The number of times a particular observation occurs in a given data is called its ______.
Advertisements
उत्तर
The number of times a particular observation occurs in a given data is called its frequency.
Explanation:
The frequency of an event is the number of times the event occurred in an experiment or study.
APPEARS IN
संबंधित प्रश्न
Find the class-mark of the class 35 - 40.
If class mark is 10 and class width is 6 then find the class.
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 |
The upper limit of the class interval (25 - 35) is _____________
Size of the class 150 – 175 is ______.
In the class interval 26 – 33, 33 is known as ______.
The difference between the upper and lower limit of a class interval is called the ______ of the class interval.
The class size of the interval 80 – 85 is ______.
Using the following frequency table.
| Marks (obtained out of 10) | 4 | 5 | 7 | 8 | 9 | 10 |
| Frequency | 5 | 10 | 8 | 6 | 12 | 9 |
The frequency of more than 8 marks is 21.
The marks obtained (out of 20) by 30 students of a class in a test are as follows:
14, 16, 15, 11, 15, 14, 13, 16, 8, 10, 7, 11, 18, 15, 14, 19, 20, 7, 10, 13, 12, 14, 15, 13, 16, 17, 14, 11, 10, 20.
Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4 – 8 (excluding 8 and including 4).
