Advertisements
Advertisements
प्रश्न
In a given data, arranged in ascending or descending order, the middle most observation is called ______.
उत्तर
In a given data, arranged in ascending or descending order, the middle most observation is called median.
Explanation:
Median is the value of middle most observation of a given data, which is arranged in ascending or descending order.
APPEARS IN
संबंधित प्रश्न
Using a graph paper draw a histogram of the given distribution showing the number of runs scored by 50 batsmen. Estimate the mode of the data:
| Runs scored |
3000- 4000 |
4000- 5000 |
5000- 6000 |
6000- 7000 |
7000- 8000 |
8000- 9000 |
9000- 10000 |
| No. of batsmen |
4 | 18 | 9 | 6 | 7 | 2 | 4 |
The following are the marks obtained by 70 boys in a class test:
| Marks | No. of boys |
| 30 – 40 | 10 |
| 40 – 50 | 12 |
| 50 – 60 | 14 |
| 60 – 70 | 12 |
| 70 – 80 | 9 |
| 80 – 90 | 7 |
| 90 – 100 | 6 |
Calculate the mean by:
Step-deviation method
Find mean by step-deviation method:
| C.I. | 63 – 70 | 70 – 77 | 77 – 84 | 84 – 91 | 91 – 98 | 98 – 105 | 105 – 112 |
| Frequency | 9 | 13 | 27 | 38 | 32 | 16 | 15 |
Find the mode of the following data:
9, 11, 8, 11, 16, 9, 11, 5, 3, 11, 17 and 8
At a shooting competition the score of a competitor were as given below:
| Score | 0 | 1 | 2 | 3 | 4 | 5 |
| No. of shots | 0 | 3 | 6 | 4 | 7 | 5 |
- What was his modal score?
- What was his median score?
- What was his total score?
- What was his mean score?
Find the mean of the following frequency distribution by the short cut method :
| Class | 1-10 | 11-20 | 21-30 | 31-40 | 41-50 | 51-60 | 61-70 |
| Frequency | 7 | 10 | 14 | 17 | 15 | 11 | 6 |
The following observations have been arranged in ascending order. If the median of the data is 78, find the value of x.
44, 47, 63, 65, x + 13, 87, 93, 99, 110.
Find the median of the following sets of numbers.
25, 11, 15, 10, 17, 6, 5, 12.
If the extreme observations on both the ends of a data arranged in ascending order are removed, the median gets affected.
The marks in a subject for 12 students are as follows:
31, 37, 35, 38, 42, 23, 17, 18, 35, 25, 35, 29
For the given data, find the median
