Lesson 2 Confidence Intervals and Sample Size STAT 506 - Sampling Theory and Methods

Lesson 2 Confidence Intervals and Sample Size STAT 506 - Sampling Theory and Methods

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STAT 506 - Sampling Theory and Methods ANGEL Department of Statistics Eberly College of Science Home Lesson 2: Confidence Intervals and Sample Size Submitted by gfj100 on Mon, 11/30/2009 - 18:28 Introduction Using the result of confidence intervals from last lesson, this lesson starts with discussion on selecting sample size for estimating population mean as well as population total by a confidence interval with specified margin of error and specified level of confidence. In the second section, confidence interval for estimating a population proportion is discussed. In the last section, sample sizes needed for estimating a population proportion are discussed. Both educated guess and conservative method are introduced. Lesson 2 Objectives Upon successful completion of this lesson, you will be able to: can find the sample size needed for estimating population mean and population total know how to compute the confidence interval for population proportion
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This note was uploaded on 09/10/2010 for the course STAT 506 at Pennsylvania State University, University Park.

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Lesson 2 Confidence Intervals and Sample Size STAT 506 - Sampling Theory and Methods

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