A machine part was tested by bending it x centimeters 10 times per minute until time y(in hours) of failure. Results are recorded in table.
x 3 6 9 12 15 18 21 24 27 30
y 61 56 53 55 48 30 36 33 44 23
1. Utilize regression capabilities of the graphing utilitiy to determine the linear model for data.
2. Utilize graphing utilitiy ro plot data and graph model.
4. Utilize graph to find where there may have been errors made in performing tests or in recording results. Evaluate erroneous points and compute model for revised data.