You can preview and download the dataset from this tab. The dataset is available in multiple file formats, compatible with most common software packages. You can also view and download the Codebook, which provides information on the structure, contents, and layout of the dataset.
This dataset is designed for teaching how to fit both a straight line and a nonlinear curve to a time series plot. The dataset is a subset of data derived from the EPA’s Air Quality System Data Mart, and the example examines the time series of daily ozone level in the New York county in the United States in year 2017. The dataset file is accompanied by a Teaching Guide, a Student Guide, and a How-to Guide for SPSS.