#### Construct a confidence interval using one sample

Learn how to construct a one-sample z-interval for a proportion.

#### Construct a confidence interval using two samples

Learn how to construct a two-sample t-interval for a mean.

#### Perform a hypothesis test using one sample

Learn how to perform a hypothesis test using one sample with a one-sample z-test for a proportion.

#### Perform a hypothesis test using two samples

Learn how to perform a hypothesis test using two samples with a two-sample t-test for the difference of means.

#### Perform a hypothesis test using a dataset

Learn how to perform a hypothesis test using a dataset.

#### Perform a Chi-square test for homogeneity

Learn how to perform a Chi-square test for homogeneity.

#### View the Chi-square contributions

Learn how to view the Chi-square contributions.

#### Perform a Chi-square test for Goodness-of-Fit

Learn how to perform a Chi-square test for Goodness-of-Fit.

#### Perform a t-test for the slope

Learn how to perform a t-test for the slope.

## Learn more

To learn more about the Inference application, please visit the corresponding section of the manual for the NumWorks graphing calculator.