In an area of the Midwest, records were kept on the relationship between the rainfall (in inches) and the yield of wheat (bushels per acre). Find the equation of the regression line for the given data. Which is the best predicted value for y given x = 18.4? Assume that the variables x and y have a significant correlation Rain fall (in inches), x | 10.5 | 8.8 | 13.4 | 12.5 | 18.8 | 10.3 | 7.0 | 15.6 | 16.0 | Yield (bushels per acre), y | 50.5 | 46.2 | 58.8 | 59.0 | 82.4 | 49.2 | 31.9 | 76.0 | 78.8 |
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