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Let Y^=β^0+β^x+\hat { Y } = \hat { \beta } _ { 0 } + \hat { \beta } x ^ { + }

Question 63

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Let Y^=β^0+β^x+\hat { Y } = \hat { \beta } _ { 0 } + \hat { \beta } x ^ { + } where x+x ^ { + } is some fixed value of x. Then, the mean value of Y^\hat { Y } is E(Y^)=E ( \hat { Y } ) = __________.

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