Question: Return to Exercise 6 in Lesson 3.4 about life expectancy for males. Use your median-median line equation to answer these questions. a. Calculate the residuals.

Return to Exercise 6 in Lesson 3.4 about life expectancy for males. Use your median-median line equation to answer these questions.
a. Calculate the residuals.
b. Calculate the root mean square error for the median-median line.
c. What is the real-world meaning of the root mean square error?

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