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TRANSPORTATION. For Exercises $62-64,$ refer to the graph at the right.Predict the median age of vehicles on the road in 2015 .
Step 1
This is done by subtracting 1975 from 2015. \[2015 - 1975 = 40 \text{ years}\] Show more…
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The following table shows the median age of automobiles and trucks on the road for a certain country. Use linear regression to find the linear equation that is the best fit for the data, with x equal to the number of years past 1980. Round your coefficients to two decimal places, if necessary. Year | Median Age 1980 | 4.1 1985 | 5.5 1990 | 6.2 1995 | 7.3 Select the correct response:
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