1. The following table shows the minimum wage rates for the United States during different years. Year 1978 1979 1980 1990 1991 1996 1997 2007 2008 2009 Minimum hourly wage ($) 2.65 2.90 3.35 3.80 4.25 4.75 5.15 5.85 6.55 7.25 (a) Write the least squares regression equation that models the data. Let x equal time in years since 1900 and let y equal minimum hourly wage. Round to the nearest thousandths place (3 decimal places). (b) Use the equation to estimate the minimum hourly wage of a US worker in 2025. Show your work.