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Key terms: y math hat sum beta bar alpha frac xy regression confidence ols linear estimators tfrac iy nx squares sqrt overline varepsilon variable coefficients textstyle assumption math style residuals quad s formulas quantile data set correlation intercept confidence intervals data points regression line construct span style fitted line confidence level equal to zero ordinary least squares sum of squared confidence bands standard deviation degrees of freedom simple linear regression regression coefficients linear regression model distribution of the estimators Search external links cited by footnotes on Wikipedia page Simple linear regression: |
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