📊 Data Science
Q. What is the primary purpose of the "R-squared" statistic in linear regression analysis?
  • (A) To calculate the standard error of the regression
  • (B) To determine the p-value
  • (C) To measure the proportion of the variance in the dependent variable explained by the independent variables
  • (D) To visualize data
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✅ Correct Answer: (C) To measure the proportion of the variance in the dependent variable explained by the independent variables

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