Content text 4.3. Conditional Distribution and Conditional Mean.pdf
pacmann.io © 2022 – Pacmann AI 16 Conditional Distribution
pacmann.io © 2022 – Pacmann AI 17 Conditional Distribution ● Describing relationships involves analyzing conditional distributions, ● Describing relationship means we look how the distribution of one variable changes as we look at different conditional values of the other ● Changes in the distribution indicate a relationship between variables.
pacmann.io © 2022 – Pacmann AI 18 Conditional Distribution Example - Categorical Variable ● Graph showing conditional distribution of Vitamin E intake based on smoking status. ● The distribution of Vitamin E intake differs for smokers and non-smokers. ● Indicates a relationship between Vitamin E intake and smoking status From The Effect by Nick Huntington-Klein
pacmann.io © 2022 – Pacmann AI 19 Conditional Distribution Example - Continuous Variable ● Graph showing conditional density distribution of Vitamin E intake based on exercise habits. ● The density distribution shifts based on vigorous exercise in the last month. ● Shows a relationship between Vitamin E intake and exercise habits. From The Effect by Nick Huntington-Klein