Question: The pressure p was measured along an oil pipeline at different distances from a reference point, with results as shown. Find the least-squares line for

The pressure p was measured along an oil pipeline at different distances from a reference point, with results as shown. Find the least-squares line for p as a function of x using a calculator. Then predict the pressure at a distance of x = 500 ft . Is this interpolation or extrapolation?

x (ft) p (lb/in.2) 0 100 200 300 400 650 630 605

x (ft) p (lb/in.2) 0 100 200 300 400 650 630 605 590 570

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To find the leastsquares line for p as a function of x we need to use the formula b r SySx where r t... View full answer

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