Advertisements
Advertisements
प्रश्न
Find the mean of the first five whole numbers.
Advertisements
उत्तर
First five whole numbers are 0, 1, 2, 3 and 4.
Mean = `(0 + 1 + 2 + 3 + 4)/5`
= `10/5`
= 2
Therefore, the mean of first five whole numbers is 2.
APPEARS IN
संबंधित प्रश्न
A cricketer scores the following runs in eight innings:
58, 76, 40, 35, 46, 45, 0, 100
Find the mean score.
Solve any two of the following.
Find the mean of the data given in the following table.
| Class | 0-20 | 20-40 | 40-60 | 60-80 | 80-100 |
| Frequency | 6 | 4 | 5 | 7 | 3 |
There are 40 students in a class, out of them 15 are boys. The mean of marks obtained by boys is 33 and that for girls is 35. Find out the mean of all students in the class.
Mean of 100 observations is 40. The 9th observation is 30. If this is replaced by 70 keeping all other observations same, find the new mean.
The marks of 14 students in a science test out of 50 are given below. 34, 23, 10, 45, 44, 47, 35, 37, 41, 30, 28, 32, 45, 39 Find the mean mark
The mean of the data 12, x, 28 is 18. Find the value of x
Which measures of central tendency get affected if the extreme observations on both the ends of a data arranged in descending order are removed?
Mean of the data is always from the given data.
The mean of three numbers is 10. The mean of other four numbers is 12. Find the mean of all the numbers.
In a class of 100 students there are 70 boys whose average marks in a subject are 75. If the average marks of the complete class is 72, then what is the average of the girls?
