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7-Day 28-Day 7-Day 28-Day Strength, x Strength, y Strength, x Strength, y 2300 4070 2480 4120 3390 5220 3380 5020 2430 4640 2660 4890 2890

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7-Day 28-Day 7-Day 28-Day Strength, x Strength, y Strength, x Strength, y 2300 4070 2480 4120 3390 5220 3380 5020 2430 4640 2660 4890 2890 4620 2620 4190 3330 4850 3340 4630 A(a) Treating the 7-day strength as the explanatory variable, x, determine the estimates of Bo and B1. (b) Compute the standard error of the estimate. (c) Determine Sbj

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