Weight (in pounds) Cholesterol Level 140 120 160 110 150 170 200 180 220 200 180 200 180 150 230 100 The above is a surv
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Weight (in pounds) Cholesterol Level 140 120 160 110 150 170 200 180 220 200 180 200 180 150 230 100 The above is a surv
Weight (in pounds) Cholesterol Level 140 120 160 110 150 170 200 180 220 200 180 200 180 150 230 100 The above is a survey a physician took of their patients for what their weight in pounds and their cholesterol level. The physician wants to create a linear repression equation for predicting cholesterol ) based on weight () using this data. They removed the individual who weighed the most from the previous problem a) The regression line and linear correlation coefficient now becomes = 0.7755x + 23.4694 and #07160 Use this regression equation to estimate the cholesterol level of a person who weighs 150 pounds (round to two decimal places) b) Find the residual of this equation in predicting the cholesterol level of a person who weighs 220 pounds (round to two decimal places) c) if a person gains 20 pounds, use the slope of the linear regression equation to estimate how many cholesterol points their level will increase by (round to 2 decimal places)
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