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Hyder Ali


Last seen: 10개월 전 |  2019년부터 활동

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I want to new vector with zero mean
I want to have mean of a vector zero. for example I have a vector y=[12 -10 15 23]; I want a new vector (X) which has zero me...

대략 5년 전 | 답변 수: 2 | 0

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Rolling beta using daily data over past quarter
I have daily returns for a stock and market over 90 years (Jan 1927 to Dec 2017). I want to calculate rolling beta at each peri...

대략 5년 전 | 답변 수: 0 | 0

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