You research the cost of a gallon of gasoline over several years to look for a trend. The table below shows your data. The line of best fit uses years since 1970 as the input value. What is the line of best fit for the data provided? Based upon these prices, how much would you expect to pay in 2024?
Year 1970 1974 1978 1982
Price per Gallon $1.20 $1.22 $1.03 $1.24