Q2 of 71 Page 199

The monthly salary in rupees of assistant workers in a school is 1720, 1750, 1760 and 1710. Find the mean salary.

We know that,


Where, = Mean, xi = observations and n = no. of observations.





⇒ = 1735


∴ mean salary = 1735


More from this chapter

All 71 →
1

Following are the marks of 10 students in mathematics, 52, 75, 40, 70, 43, 40, 65, 35, 48, 52. Calculate the mean marks.

 3

If the means of 3, 4, 8, 5, x, 3, 2, and 1 is 4, find the value of x.

 4

The runs scored by cricket players in 10 innings are 60, 62, 56, 64, 0, 57, 33, 27, 9 and 71 respectively. Find the mean runs scored.

 5

In a monthly test, 10 students scored the following marks in English. Calculate the mean marks.