Math, asked by astudas3135, 11 months ago

The mean of 20 observations is 10 . If each of the observation is increased by 5, then find the new mean.

Answers

Answered by Ashutosh4946j

0

Answer:

new mean is 15

Step-by-step explanation:

new mean was 10 because 10×20 =200

and 200/20 =10

so 10+5 =15

15×20 =300

300/20

=15

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