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.
Advertisements
Solution
Mean enrolment = `(1555 + 1670 + 1750 + 2013 + 2540 + 2820)/6`
= `12348/6`
= 2058
RELATED QUESTIONS
A batsman scored the following number of runs in six innings: 36, 35, 50, 46, 60, 55. Calculate the mean runs scored by him in an inning.
The mean weight of 4 members of a family is 60 kg. Three of them have the weight 56 kg, 68 kg and 72 kg respectively. Find the weight of the fourth member
The algebraic sum of the deviations of a set of n values from their mean is
The average of integers between −10 to 10 is __________
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
Find the mean and mode of 6, 11, 13, 12, 4, 2
Let x, y, z be three observations. The mean of these observations is ______.
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 can never be a fraction.
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.
- How many people weigh above the mean weight?
- Find the range of the given data.
