5.1 Learning Outcomes

After completing this lab, you will be able to do the following in R Commander and SPSS:

• Create new variables based on transformations of existing variables
• Compute z scores

This lab will also draw on the following skills learned in earlier labs. You can review previous labs at any time.

• Loading data into R Commander and SPSS. You can review this skill in the videos on R Commander basics (beginning at 3:32) and SPSS basics (beginning at 0:48).
• Producing descriptive statistics in R Commander or SPSS. You can review this skill in the videos on Descriptive statistics in R Commander (beginning at 0:27) and Descriptive statistics in SPSS (beginning at 1:03).

You can download the dataset we will be using in this lab here. In R Commander, you can load the Davis dataset directly from the carData package. For further information about the dataset and variables, refer to the documentation.