Mathematics, 14.01.2021 23:10 espiritu9632
The table gives the average cost, to the nearest hundred, of a 4-door sedan.
a. Find a quadratic regression model for the data. Note: use x=0 for 1990. Find the coefficient of determination. Is this a good fit for the data. Why?
b. Using this regression model, estimate during which year the average cost of a new 4-door sedan reached approximately $37,000.
Answers: 3
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The table gives the average cost, to the nearest hundred, of a 4-door sedan.
a. Find a quadratic re...
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