Find the best-fitting line for the data in Problem 49.

Data from problem 49

The following data are the number of years of full-time education \((x)\) and the annual salary in thousands of dollars (y) for 15 persons. Is there a correlation between education and salary, and if so is it significant at the \(5 \%\) or the \(1 \%\) significance level? \(\quad r=0.358\); no significant correlation

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Education Salary Education Salary 20 27 28 18 13 18 9 16 35.2 24.6 23.7 33.3 24.4 33.4 11.2 32.3 16 12 12 19 16 14 13 25.1 22.1 18.9 37.8 25.9 28.4 29.6