For a set of data
n=100
e(x-20)=125
e(x-20)^2=221
find mean and stand...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 28.10.2019 17:31, 1910153
For a set of data
n=100
e(x-20)=125
e(x-20)^2=221
find mean and standard deviation
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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