Given the data points (1, 5), (3, 13), and (5, 21), which of the following equations describes the best-fit line?

A. = -1 + 4x
B. = 2 + 4x
C. = 1 + 4x
D. = 4 + 1x

Question

Given the data points (1, 5), (3, 13), and (5, 21), which of the following equations describes the best-fit line?

 		A.	 = -1 + 4x
 		B.	 = 2 + 4x
 		C.	 = 1 + 4x
 		D.	 = 4 + 1x

anonymous · Answer

@jim_thompson5910  @Kash_TheSmartGuy  @slade  could you guys help when you get time <3?

anonymous · Answer

what do u think

jim_thompson5910 · Answer

you can use a calculator like this one http://www.alcula.com/calculators/statistics/linear-regression/ it's completely free

jim_thompson5910 · Answer

actually, nvm it doesn't work with 3 points

jim_thompson5910 · Answer

this one will work with 3 points http://www.mathportal.org/calculators/statistics-calculator/correlation-and-regression-calculator.php