Math, asked by math147, 1 year ago

the mean of 11 numbers is 15 one number 13 was excluded find the new mean

Answers

Answered by Blue27

1

Total sum = Mean * Total numbers.
so, 15 * 11 = 165
13 got excluded so, 165 - 13 = 152.

New mean = 152 / 10 = 15.2

math147: thanks

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