Math, asked by vikeshjalmeria5, 1 month ago

calculate the mean of the following marks 40,50,60,70,75,85,89

Answers

Answered by ajaycont77

0

Mean=

Sum of all observation /Total no. of observation

$40 + 50 + 60 + 70 + 75 + 85 + 89$

= 469

= 469 / 7

= 67

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