Step 17 After the word SinReg you have a
blinking cursor. Press 2nd L1 then
press comma, then press 2nd L2
Step 18 Press ENTER
(It will take a few seconds for the
screen to change)
This gives you a mathematical equation that is close to fitting your data.
Replacing the coefficients with their respective values gives;
Y = 8.8 * sin(.6X + .7 ) + 63.0
What is your equation of best fit?________________________________________
Lets see how it fits!
Step 19 Press Y=
Step 20 Press VARS
Step 21 Arrow down to 5:Statistics
Step 22 Press ENTER