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Determine SSE, SS (Total) and the explained sum of squared variation SSR, as well as the standard error and the coefficient of correlation for the data:
An experiment was performed on a certain metal to determine if the strength is a function of heating time. Results based on 10 metal sheets are given below. Use the simple linear regression model.
∑X = 30
∑X2 = 104
∑Y = 40
∑Y2 = 178
∑XY = 134
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