6. (5 points) The following summary statistics and scatterplot are for n = 51 U.S. states plus the District of Columbia where r = population in millions, and y = total K/12 schools. Use the summary statistics to find the least squares regression equation. (No need to interpret anything.) Total number of operating schools 10000 8000 6000 4000 2000 10 20 30 40 Population estimate 2019 (millions) Mean Standard Deviation T-value Population 6.431 7.4025 Total schools 1930.5 1914.94 Population vs. total schools 0.9779