Lesson Four
Lesson
Introduction <br> You have seen in a previous lesson how real-life data can be messy due to mistakes such as typos, strange outliers, or missing values. <br> You also learned how to deal with such data when you clean it or analyze it. <br> In this lesson, you will: Analyze coded data. Determine whether an attribute is categorical or quantitative, and analyze it accordingly Determine the best way to analyze Likert items on survey data