Here's the question you clicked on:
pottersheep
Please judge my curve of best fit...did I do it wrong?
do you have the original data? did you do this by "eyeball"? or do you have an equation?
No there is no equation my points are: (20, 150) (35, 60) (50, 53) (65,47) (80,30)
|dw:1352579246267:dw|
Here is what you get using a least-squares best fit http://www.wolframalpha.com/input/?i=+least+squares+fit+%2820%2C+150%29+%2835%2C+60%29+%2850%2C+53%29+%2865%2C47%29+%2880%2C30%29
Thanks guys! Wish I could give more medals .....