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Unformatted text preview: 3/23/2009 1 101 Introduction 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known Figure 101 Two independent populations. 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known Assumptions 3/23/2009 2 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known 102.1 Hypothesis Tests for a Difference in Means, Variances Known 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known Example 101 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known Example 101 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known Example 101 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known 102.2 Type II Error and Choice of Sample Size Use of Operating Characteristic Curves Twosided alternative: Onesided alternative: 3/23/2009 3 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known 102.2 Type II Error and Choice of Sample Size Sample Size Formulas Twosided alternative: 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known 102.2 Type II Error and Choice of Sample Size Sample Size Formulas Onesided alternative: 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known Example 103 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known 102.3 Confidence Interval on a Difference in Means, Variances Known Definition 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known Example 104 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known Example 104 3/23/2009 4 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known Choice of Sample Size 102 Inference for a Difference in Means of Two Normal Distributions, Variances Known OneSided Confidence Bounds Upper Confidence Bound Lower Confidence Bound 103 Inference for a Difference in Means of Two Normal Distributions, Variances Unknown 103.1 Hypotheses Tests for a Difference in Means, Variances Unknown Case 1: 2 2 2 2 1 σ = σ = σ We wish to test: 103 Inference for a Difference in Means of Two Normal Distributions, Variances Unknown...
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This note was uploaded on 02/05/2012 for the course ST 315 taught by Professor Staff during the Fall '11 term at S. Alabama.
 Fall '11
 Staff

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