The random vector Y Y1 Y2 Ecirc sup1 has covariance matrix where Icirc sup3 is a constant In terms of Icirc sup3 , what is the correlation coefficient Iuml Y1, Y2 of Y1 and Y2 For what values of Icirc sup3 is CY a valid covariance matrix CY 254

Question: The random vector Y = [Y1 Y2]Ê¹ has covariance matrix where Î³ is a constant. In terms of Î³, what is the correlation coefficient ÏY1,

The random vector Y = [Y1 Y2]Ê¹ has covariance matrix where Î³ is a constant. In terms of Î³, what is the correlation coefficient ÏY1, Y2 of Y1 and Y2? For what values of Î³ is CY a valid covariance matrix?

CY=[254]

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