Math, asked by shikhar0995chauhan, 11 months ago

. The mean marks of 20 students is 15. On checking it was found that two marks were wrongly copied as 3 and 6. If wrong
marks obtained are replaced by correct values 8 and 4, then the correct mean is

Answers

Answered by raviranjan73

1

Step-by-step explanation:

.....I hope it may help you

Attachments:

Previous Question

Next Question

Similar questions

English, 6 months ago

Riya blank her homework every day . (Do)...

Math, 6 months ago

-223 + (-156) + 605 = ?

English, 6 months ago

nói về advantages and disadvantages of nomadic life...

Math, 11 months ago

The average of 12 results is 15, and the average of the first two is 14.what is the average of the rest?

English, 11 months ago

An Alien Spaceship Lands In A Clearing In A Dense Forest.....Aliens Alight From It....Strange Looking Creatures...Can Speak Human Language..

Chemistry, 1 year ago

The intermixing of particles of different substance on their own is called...

Biology, 1 year ago

Some organism derive nutrition from plant and animal without killing them what are these organisms called...

Chemistry, 1 year ago

103ml of carbon dioxide were collected at 27degree celesis and 763 mm pressure. What will be its volume if the pressure is changed to 721 mm at same temperature?