Math, asked by omm2354, 9 months ago

The mean of 5 observations is 20.if 2 is subtracted from each observation then the mean of the new set of data is

Answers

Answered by haridasan85

1

Answer:

Total of 5 observation-=20x5=loo

When 2 is subtracted, 5x2=lo

Ioo-lo=90

new mean = 90/5=18

Previous Question

Next Question

Similar questions

Math, 5 months ago

8. In the parallelogram ABCD, ZD=5x, angleDAC = 4x and angleACD = 3.x. Find the angles of angleABC.

Physics, 5 months ago

answer this question ...

English, 5 months ago

What is a 'lamp of humanity'? guys answer me fast...

Physics, 9 months ago

Q. Two slits in young's experiment have width in the ratio 1 :25 . what will be the ratio of intensity at the maxima and minima ??

English, 9 months ago

Who is Horace Danby? What type of a man I'd he?

Social Sciences, 11 months ago

Why did dr annie besant called as shwetha the british...

English, 11 months ago

Write a letter to the editor expressing your views regarding youth...

Science, 11 months ago

What does "one parent" mean? Like in the binary fission. Does it refer to a person? A female perhaps?