Question

chest size of 10 person in CM are 60,40,50,50,40,40,60,50,60,40.find the mean chest size​

Answer 1

Answer:

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Step-by-step explanation:

$mean \: = \frac{sum \: of \: observations}{number \: of \: observations}$

$mean \: = \frac{60 + 40 + 50 + 50 + 40 + 40 + 60 + 50 + 60 + 40}{10}$

$mean \: = \frac{490}{10}$

$mean \: = 49$