Use a graphing calculator, theicon above, to answer this question.
(Hint: There are directions for how to do this on the Algebra 1A Reference Sheet, which is the icon above.)
The data in the chart shows the maximum and corresponding resting heart rate of a healthy 20-year old man.
Find the equation of the trend line. Choose the correct answer below.
A
y = 151.6
B
y = 0.2x + 151.6
C
y = 151.6x + 0.2
D
y = 0.2x − 151.6