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3. (6 points) In a new drug trial, an association between the drug dose (explanatory variable) and pulse rate (response variable) developed. Give the data

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3. (6 points) In a new drug trial, an association between the drug dose (explanatory variable) and pulse rate (response variable) developed. Give the data summaries below, calculate the prediction equation. Ex = 19.7 Ey = 130 Exy = 265 Ex2 = 45.39 Ey2 = 2072 n= 9

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