12:22 4 4 Safari ull LTE I 3. The table below shows the life expectancy for an individual born in the United States in certain years. Year of Birth Life Expectancy Decide which variable should be the independent variable and which should be the dependent variable. Draw a scatter plot of the ordered pairs. Calculate the least squares line. Put the equation in the form of: 37 = a + bx Find the correlation coefficient. Is it significant? Find the estimated life expectancy for an individual born in 1950 and for one born in 1982. Why aren't the answers to part e the same as the values in the table that correspond to those years? Use the two points in part e to plot the least squares line on your graph from %