In this week's class session a takeaway is reviewing important terms which are the following: Chi-Square Test, Lambda, and Gamma. When it comes to using a chi-square test it helps to find if there is a different between categorical variable and if there is a relationship between the two. Not only that but there is a chi-square formula and helped reviewing it to see what variables are being calculated. Understanding and going over these terms definitely helps when it comes to applying into the formulas