Statistics / Mathematical Statistics with Applications 7 / Chapter 11 / Problem 11.35

Mathematical Statistics with Applications | 7th Edition | ISBN: 9780495110811 | Authors: Dennis Wackerly; William Mendenhall; Richard L. Scheaffer

For the simple linear regression model Y = 0 + 1x + with E() = 0 and V() = 2, use the

Chapter 11, Problem 11.35

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For the simple linear regression model Y = 0 + 1x + with E() = 0 and V() = 2, use the expression for V(a00 + a11) derived in this section to show that V(0 + 1x ) = 1 n + (x x)2 Sxx 2 . For what value of x does the confidence interval for E(Y ) achieve its minimum length?

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For the simple linear regression model Y = 0 + 1x + with E() = 0 and V() = 2, use the

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For the simple linear regression model Y = 0 + 1x + with E() = 0 and V() = 2, use the

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