The population of a certain country from 1970 through 2007 is shown in the table to the right Use your graphing utility s logarithmic regression option to obtain a model of the form y a b In x that fits the data How well does the correlation coefficient r indicate that the model fits the data Obtain a model of the form y a binx that fits the data y Round to three decimal places as needed GIIB x Number of Years after 1969 1 1970 11 1980 21 1990 31 2000 38 2007 y Population millions 194 3 218 2 235 7 290 2 350 8