Advertisements
Advertisements
Question
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.
Solution
Mean enrolment = `(1555 + 1670 + 1750 + 2013 + 2540 + 2820)/6`
= `12348/6`
= 2058
APPEARS IN
RELATED QUESTIONS
A cricketer scores the following runs in eight innings:
58, 76, 40, 35, 46, 45, 0, 100
Find the mean score.
The calculated mean of 50 observations was 80. It was later discovered that observation 19 was recorded by mistake as 91. What was the correct mean?
Find the mean of first six multiples of 3.
Ashish studies for 4 hours, 5 hours, and 3 hours respectively on three consecutive days. How many hours does he study daily on average?
If the mean of the following data is 20.2, then find the value of p
| Marks | 10 | 15 | 20 | 25 | 30 |
| No. of students | 6 | 8 | p | 10 | 6 |
The algebraic sum of the deviations of a set of n values from their mean is
The mean of runs scored by a cricket team in the last 10 innings is 276. If the scores are 235, 400, 351, x, 100, 315, 410, 165, 260, 284, then find the runs scored in the fourth innings
Find the mean and mode of 6, 11, 13, 12, 4, 2
Mean of the observations can be lesser than each of the observations.
The following are weights (in kg) of 12 people. 70, 62, 54, 57, 62, 84, 75, 59, 62, 65, 78, 60. Find the mean of the weights of the people.
