Respuesta :

sqdancefan

Answer:

  1. 0.4
  2. -2

Step-by-step explanation:

The residual is the difference between the actual value and that predicted by the model.

1. actual - predicted = 5.2 - 4.8 = 0.4

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2. actual - predicted = 20 - (4·3 +10) = 20 -22 = -2