Regression Analysis, ANOVA, Cluster, and Chi-Square

Regression Analysis Exercises

Key Concepts in Regression Analysis:

Formula (Coefficients): Y = b0 + b1X1 + b2X2 + …

  • Coefficients:
    • b0: If we don’t take into consideration the independent variables (X), the average of Y will be b0.
    • b1: For each additional unit of X, the average of Y will increase by b1.
  • P-value: (If p < 0.05, low risk, statistically significant): This parameter is statistically significant for a given % level of probability.
  • Lower 95%: We are 95% sure the coefficient will be between
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