Matlab standard deviation ( std ) function
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Given a 2 x 2 matrix
sample =
2.0000 + 3.0000i 1.0000 + 2.0000i
4.0000 + 5.0000i 2.0000 + 1.0000i
>> std(sample(:))
ans =
2.1213
>>
According to matlab the answer is 2.1213. I'm not arriving at that answer. I need to see all work on how to achieve said result.
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First of all, sample(:) gives you a 4 by 1 vector
a=sample(:)
a =
2.00000000000000 + 3.00000000000000i
...
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