gracemorgangeeovf0w5
gracemorgangeeovf0w5 gracemorgangeeovf0w5
  • 21-05-2018
  • Mathematics
contestada

Which linear regression equation best fits the given points?

(0,8), (1,6), (1,7), (2,4), (2,5), (4,1), (5,1), (6,0)


yˆ=−2/5x

yˆ=−7/5x+7.6

yˆ=2/5x+7.6

yˆ=−7/5x

Respuesta :

carlosego
carlosego carlosego
  • 04-06-2018
We are going to choose a line:
 y = -7 / 5x + 7.6
 To verify that it is the line that best suits, we evaluate some points.
 For (0, 8):
 y = -7 / 5 (0) +7.6
 y = 7.6
 For (6, 0)
 y = -7 / 5 * (6) +7.6
 y = -0.8
 For (1, 6)
 y = -7 / 5 * (1) +7.6
 y = 6.2
 We observe that the results are very similar to the coordinate y of each point evaluated.
 Therefore, the equation is a good approximation.
 Answer:
 
A linear regression equation that best fits the given points is:
 
y = -7 / 5x + 7.6
Answer Link

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