Advertisements
Advertisements
प्रश्न
Mean of the observations can be lesser than each of the observations.
विकल्प
True
False
Advertisements
उत्तर
This statement is False.
Explanation:
Mean is the average value of all the observations. Some of the observations are less than it and some of the observations are more than it.
APPEARS IN
संबंधित प्रश्न
The enrolment in a school during six consecutive years was as follows:
1555, 1670, 1750, 2013, 2540, 2820
Find the mean enrolment of the school for this period.
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.
In a class test in mathematics, 10 students scored 75 marks, 12 students scored 60 marks, 8 students scored 40 marks and 3 students scored 30 marks. Find the mean of their score
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 maximum mark obtained
_______________ is a representative value of the entire data
Find the mean of first 10 prime numbers and first 10 composite numbers
If the arithmetic mean of 8, 4, x, 6, 2, 7 is 5, then the value of x is ______.
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.
The mean age of 25 teachers in a school is 40 years. A teacher retires at the age of 60 years and a new teacher is appointed in his place. If the mean age of the teachers in this school now is 39 years, then the age (in years) of the newly appointed teacher is ______.
