Week 3 practice assignment (Q8)

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Nov 2, 2020, 5:05:06 AM11/2/20

to Discussion forum for Statistics for Data Science I

Can anyone explain how sigma X1 to 2n can be written as (sigma X1 to n) + (sigma Xn+1 to X2n).

I have also uploaded a screenshot for the reference.

Screenshot (17).png

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Nov 2, 2020, 5:21:28 AM11/2/20

to Discussion forum for Statistics for Data Science I, Kushan Sharma

Hi,

Consider an example where n=6, then x(1)+.... x(12) can be written as x(1)+.. x(6) + ... x(12).

Thanks,

Nitin Jha

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