Decide to calculate the coefficient of determination

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Reference no: EM131192445

You are estimating the cost of optical sensors based on the resolution of the sensor. You decide to calculate the coefficient of determination (R2) as part of determining the goodness of fit of an equation. Using the preliminary calculations below, calculate the R2 and determine its meaning. [Image Description: Summation of (Yi – Ybar)2 = 147172 Summation of (Yhat – Ybar)2 = 130542 Summation of (Y– Yhat)2 = 16630] L7_e1q2v10.jpg 88.70% of the variation in the cost is being explained by the resolution. 88.70% of the variation in the resolution is being explained by the cost. 11.30% of the variation in the resolution is being explained by the cost. 11.30% of the variation in the cost is being explained by the resolution.

Reference no: EM131192445

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