Confidence Intervals Introduction (30 mins)

  • Read the web page. Then, on the left hand side of the web page, click on the link titled "Standard" found under each of the following six headings: "8. Confidence Interval for Mean", "9. t distribution", "10. Confidence Interval Simulation", "11. Difference between Means", "12. Correlation", and "13. Proportion". Read the content of those web pages.
  • Understand the effect of sample size and other conditions on estimation as well as understand and be able to calculate the sample size needed to achieve the desired confidence level.