Confidence intervals

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Confidence intervals

1 Student learning outcomes

3 Optional collaborative classroom activity

Confidence interval, single population mean, population standard deviation

Confidence interval, single population mean, standard deviation unknown

Confidence interval for a population proportion

1 Calculating the sample size n

Summary of formulas

Practice 1: confidence intervals for means, known population standard

Practice 2: confidence intervals for means, unknown population standard

Practice 3: confidence intervals for proportions

Lab 1: confidence interval (home costs)

Lab 2: confidence interval (place of birth)

Lab 3: confidence interval (womens' heights)

Source: OpenStax, Collaborative statistics. OpenStax CNX. Jul 03, 2012 Download for free at http://cnx.org/content/col10522/1.40

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