**Download the** How to Register for MyStatLab **pdf.**

**Excel Calculators – Misc.**

**Excel Calculators for Normal Distribution Problems**

**Excel Calculators for Confidence Intervals**

- Confidence Intervals for the Population Mean
- Minimum Sample Size for Population Mean CI given c, sigma, E
- Confidence Interval for Difference between Population Proportions
- Confidence Level for Population Proportion Confidence Interval
- Minimum Sample Size for Proportion Confidence Interval
- Confidence Intervals and Prediction Intervals for Linear Regression

**Excel Calculators for Hypothesis Tests**

- Critical Values and Degrees of Freedom
- Single sample z-test for a Population Mean – Large Sample (n >=30)
**or**Sigma Known - Single-sample t-test for a Population Mean – Small Sample ( n<30)
**and**Sigma Not Known - Single sample z-test for a Proportion
- Two-samples z-test for Difference between Population Means – Sigma Known
- Two-(Independent) samples t-test for Difference between Population Means – Sigma Not Known
- Paired (Dependent) samples t-test for Difference between Population Means
- Two-samples z-test for Difference between Proportions
- Two-sample t-test for Correlation
- Two-samples F-test for Population Variances – BUS 503 version

**Technology Tools**