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The following table presents data on Blood Alcohol Content (BAC) levels versus the amount of time (in hours) that it takes to become sober: BAC
The following table presents data on Blood Alcohol Content (BAC) levels versus the amount of time (in hours) that it takes to become sober: BAC Levels Time (Hours) 0.016 1 0.05 3.75 0.08 5 0.1 6.25 0.16 10 0.2 12.5 0.24 15 5% Significance Table for r Identify the dependent and independent variables. Dependent Independent BAC Level O BAC Level Time (Hours) O Time (Hours) O None O None Calculate the Ex, Ex2, Ey, Ey, Exy, and the coefficient of correlation (r). Ex = 0 0 Ey = 0 0 Exy = 0 Hint: Do not round.r = 0.0000 Round to 4 decimal places. Determine r2. 1"2 = 0.0000 Round to 4 decimal places. Determine critical r value at 5% significant Level and determine if there is a signicant linear correlation exists. r crit = 0.0000 Round to 4 decimal places. Linear Correlation 0 Significant 0 Not Significant Determine the regression equation. 3? = 0.0000 + 0.0000 x Round to 4 decimal places. Predict the time (hours) that it takes to become sober if the BAC level is at 0.12. Time = 0.0000 Round to 4 decimal places
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