Question: 7.5. For the bivariate normal distribution, express the regression coefficient b122 of Y1 on Y2 in terms of the parameters f in Section 7.2, and

7.5. For the bivariate normal distribution, express the regression coefficient b122 of Y1 on Y2 in terms of the parameters f in Section 7.2, and hence derive its ML estimate for the data in Example 7.2.

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