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23.04.2021 •
Mathematics
If a number is not classified as a rational number than it is...
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Ответ:
irrational
Step-by-step explanation:
Ответ:
The variance is the average of the sum of squared differences of each element from the mean:
v=((7-7)^2+(5-7)^2+(11-7)^2+(1-7)^2+(11-7)^2)/5
v=(0+4+16+36+16)/5
v=14.4