(a) Make a line graph of the U.S. civilian labor force data.
Line Graph 1
Line Graph 2
Line Graph 3
(b) Describe the trend (if any) and discuss possible causes.
(c) Fit three trend models: linear, exponential, and quadratic. Which model would offer the most believable forecasts? (You may select more than one answer. Click the box with a check mark for the correct answer and double click to empty the box for the wrong answer.)
? Linear
? Quadratic
? Exponential
(d) Make forecasts using the following fitted trend models for years 2017-2019. (Round your answers to the nearest whole number.)
"linear equaiton: y = bo + b1*x
exponential equation: y = a^x + b
quadratic equation: y = bo + b1*x + b2*x^2"
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