xxcrystalxx7503 xxcrystalxx7503
  • 28-11-2018
  • Mathematics
contestada

Find the line y=a+bxy=a+bx which best approximates the data points (−3,−5),(−2,−17),(−1,−26),(1,−51),(2,−65).

Respuesta :

frika
frika frika
  • 07-12-2018

Answer:

y=-11.88x-39.93

Step-by-step explanation:

Plot the data

[tex]\begin{array}{cc}x&y\\-3&-5\\-2&-17\\-1&-26\\1&-51\\2&-65\end{array}[/tex]

on the coordinate plane using graphing calculator. Then use linear approximation y=ax+b and determine that a=-11.88, b=-39.93.

The line that best fits these data is

[tex]y=-11.88x-39.93.[/tex]

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