Mathematics, 16.04.2020 02:05, Coscutt

The data below are the average one-way commute times (in minutes) for selected students and the number of absences for those students during the term. Commute time (min.), x Number of absences,

x 45 62 80 85 75 94 70 96 66
y 3 7 9 10 8 14 4 16 5

a. Find the equation of the regression line for the given data. Round the regression line values to the nearest hundredth.

b. What would be the predicted number of absences if the commute time was 95 minutes? Round the predicted number of absences to the nearest whole number.

c. Is this a reasonable question? Explain why or why not.

Answers: 3

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