Math, asked by sikha006hota, 6 months ago

the mean of 9 observations in a data set is 20 what will the new mean if another observation 30 is added to this data set

Answers

Answered by tanvichugani

0

Answer:

Your answer is

Step-by-step explanation:

If 30 is added the total observation will be 10 so the new means will be 20 + 30 / 10 = 50 / 10 = 5

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