hwk20-key

hwk20-key - (1) Textbook: 7.63 (skip part b) 7.65 (Do parts...

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Homework 20 (due Tue. 11/24/09) Note: Ignore any statements with t-distributions. Just consider two large samples and use the normal table to do confidence intervals or hypothesis testing as introduced in Lecture 20.
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Unformatted text preview: (1) Textbook: 7.63 (skip part b) 7.65 (Do parts a, b, c; Ignore ``the degrees of freedom in part c) 7.69 (Do parts a, b) 7.70 7.72 (2) No Excel work in this assignment....
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This note was uploaded on 11/17/2011 for the course STOR 155 taught by Professor Andrewb.nobel during the Fall '08 term at UNC.

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hwk20-key - (1) Textbook: 7.63 (skip part b) 7.65 (Do parts...

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