Economy, asked by mandy20, 1 year ago

the mean and standard deviation of a 100 observation was calculated as 40 and 5.1 respectively by a student. He made a mistake by taking a data point 50 instead of 40 . Calculate the correct mean and standard deviation

Answers

Answered by viva1

1

the correct mean is 39.9

Previous Question

Next Question

Similar questions

Math, 7 months ago

1. Find the common factors of (1) 18 and 24 (ii) 25 and 35 (iit) 35 and 50 (iv) 56 and 64...

Physics, 7 months ago

A car moving at an average speed of 50km/h starts from city A at 11:00 am. When will it reach city B which is 200 km away from it A? Please give with full explanation. I will mark as brainliest!

Physics, 7 months ago

CHECK THE CORRECTNESS OF THE EQUATION E=hv(frequency), where E IS THE ENERGY, H IS PLANCK'S CONSTANT AND V IS THE FREQUENCY. NO SPAM OR UNWANTED ANSWERS OR UNWANTED COMMENTS PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Psychology, 1 year ago

what's thing go up & down but still.

Physics, 1 year ago

from the figure the body is moving with...

English, 1 year ago

your firend often insist that you do your homework together but frequently he copies your homework instead of contributing ideas.

English, 1 year ago

topic on career and two questions for asl...

Science, 1 year ago

what do you mean by quake safe...