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Linear Regression Assignment Clean-1 by arthurdutch1999 is a document available to read on EtoBox.

What is Linear Regression Assignment Clean-1 about?

The document presents a solution to a linear regression assignment with given data, calculating the correlation coefficient (r) as approximately 0.914 and the least squares regression equation as y_hat = 104.06 + 50.73x. It also determines that about 83.5% of the variation in sales is explained by advertising, and a significance test shows a significant linear relationship at alpha = 0.01. Finally, it estimates expected sales of approximately 195,370 dollars when advertising is 1.8 (representing 1,800 dolla

Author

arthurdutch1999

Language

EN