Table 70 shows the unemployment rates for people with various full-time-equivalent years of education.

Let y be the unemployment rate (in percent) for people with a full-time equivalent of x years of education.
a. Construct a scatterplot.
b. Find an equation of a regression model.
c. Describe the four characteristics of the association. Compute and interpret an appropriate correlation coefficient as part of your analysis.
d. Compute and interpret the coefficient of determination.
e. Predict the unemployment rate for people who have 16 full-time-equivalent years of education. Compute and interpret the residual for your result.

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Table 70 Years of Education versus Unemployment Rate Grade-Level Completion Full-Time-Equivalent Unemployment or Degree Years of Education Rate (percent) 7.3 9th to 12th Grade, no 10 diploma High school Some college Associate Bachelors Master's Doctoral 12 13 14 16 18 20 4.2 3.5 2.9 2.5 2.1 1.1