SECO 292 Test 2 Study Guide Spring 08

SECO 292 Test 2 Study Guide Spring 08 - 3 Ho μ 1 = μ 2...

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SECO 292 Test 2 Study Guide The test will consist of 5 problems each one worth 20 points. You may bring 1 sheet of paper (8 ½ by 11) with anything you want on it such as formulas, example problems, reminders, etc. on it (front and back). I will provide the statistical tables. Be sure to bring a calculator and pencils. The problems will come from the following topics. 1. Ho: μ 1 = μ 2 With σ 1 and σ 2 known, using the Z statistic 2. Ho: μ 1 = μ 2 With σ 1 and σ 2 unknown, but n1 and n2 > 30, using the Z statistic
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Unformatted text preview: 3. Ho: μ 1 = μ 2 With σ 1 and σ 2 unknown, but n1 <30 or n2 < 30, and σ 1 = σ 2 Using t and pooled variance. 4 . Ho: μ 1 = μ 2 With σ 1 and σ 2 unknown, but n1 <30 or n2 < 30, and σ 1 not = σ 2 Using t. I will give you the df. 5. Ho: μ 1 = μ 2 or Ho: μ d = 0. For paired or dependent observations using t. 6. Ho: σ 1 2 = σ 2 2 Using the F statistic 7. Interpreting excel output for cases 3, 4 and 5 above....
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