Regression methods were used to analyze the data from a study investigating the relationship between roadway surface temperature (x) and pavement deflection (y). The simple linear regression model is y = 0.33 + 0.0042x. (a) Suppose that temperature is measured in °C rather than °F. Determine regression coefficients for the new model y = Bo + X. Round your answer to two decimal places (e.g. 98.76). i Round your answer to four decimal places (e.g. 98.7654). (b) What change in expected pavement deflection is associated with a 1°C change in surface temperature? Round your answer to four decimal places (e.g. 98.7654). i Save for Later Attempts: 0 of 1 used Submit Answer

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Author:Bruce Crauder, Benny Evans, Alan Noell
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Regression methods were used to analyze the data from a study investigating the relationship between roadway surface temperature
(x) and pavement deflection (y). The simple linear regression model is y = 0.33 + 0.0042x.
(a) Suppose that temperature is measured in °C rather than °F. Determine regression coefficients for the new model y = Bo +B1x.
Round your answer to two decimal places (e.g. 98.76).
Bo
Round your answer to four decimal places (e.g. 98.7654).
(b) What change in expected pavement deflection is associated with a 1°C change in surface temperature?
Round your answer to four decimal places (e.g. 98.7654).
Save for Later
Attempts: 0 of 1 used
Submit Answer
Transcribed Image Text:Regression methods were used to analyze the data from a study investigating the relationship between roadway surface temperature (x) and pavement deflection (y). The simple linear regression model is y = 0.33 + 0.0042x. (a) Suppose that temperature is measured in °C rather than °F. Determine regression coefficients for the new model y = Bo +B1x. Round your answer to two decimal places (e.g. 98.76). Bo Round your answer to four decimal places (e.g. 98.7654). (b) What change in expected pavement deflection is associated with a 1°C change in surface temperature? Round your answer to four decimal places (e.g. 98.7654). Save for Later Attempts: 0 of 1 used Submit Answer
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