Question 1 (1 point) From a sample of 77 patients, a least squares line is calculated relating the age of the
patient (x), to the number of hours of physical activity they participate in per week
(y).
The least squares line has the following values:
a = 7.316
b=-0.097
Use the least squares line equation to predict the age of a patient who participates in
4.5 hours of physical activity per week.
Round your answer to 1 decimal place.
Your
Answer​