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clonetrooper099
02.09.2021 •
Mathematics
Which rule do i use. H E L P
1.The statement x+y=y+x is true based on which axiom for addition?
2.(qr)t=q(rt) follows which axiom for multiplication?
3.The statement x⋅1=x is true based on which axiom for multiplication?
4.The statement x+y∈R is true based on which axiom for addition?
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Ответ:
The empirical rule states that approximately 68% of a normal distribution falls within one standard deviation of the mean, or
Now, since the distribution is symmetric about the mean, you have
So,
More precisely, this probability is around