Unit 6, Lesson 6
Residuos
Matemáticas integradas 1
Practice
Problem 3
Se muestran los gráficos de los residuos de cuatro modelos distintos de un mismo conjunto de datos. ¿Cuál de estos gráficos corresponde al modelo que mejor se ajusta a los datos?
A residuals plot. Horizontal from 0 to 10, by 1's. Vertical, negative 4 to 4, by 0 point 5's. 10 dots as follows: 1 comma 3 point 46, 2 comma 2 point 22, 3 comma negative 0 point 03, 4 comma 2 point 73, 5 comma 0 point 49, 6 comma negative 0 point 25, 7 comma negative 2 point 2, 8 comma negative 1 point 94, 9 comma negative 1 point 48, 10 comma negative 1 point 22.
A residuals plot. Horizontal from 0 to 10, by 1's. Vertical, negative 4 to 4, by 0 point 5's. 10 dots as follows: 1 comma 0 point 74, 2 comma 0 point 06, 3 comma negative 1 point 61, 4 comma 1 point 7, 5 comma 0 point 03, 6 comma negative 0 point 15, 7 comma negative 1 point 52, 8 comma negative 0 point 7, 9 comma 0 point 32, 10 comma 1 point 14.
A residuals plot. Horizontal from 0 to 10, by 1's. Vertical, negative 4 to 4, by 0 point 5's. 10 dots as follows: 1 comma negative 1 point 5, 2 comma negative 2, 3 comma negative 3 point 5, 4 comma 0, 5 comma negative 1 point 5, 6 comma negative 1 point 5, 7 comma negative 2 point 7, 8 comma negative 1 point 7, 9 comma negative 0 point 5, 10 comma 0 point 5.
A residuals plot. Horizontal from 0 to 10, by 1's. Vertical, negative 4 to 4, by 0 point 5's. 10 dots as follows: 1 comma 3 point 32, 2 comma 2 point 64, 3 comma 0 point 96, 4 comma 4 point 28, 5 comma 2 point 61, 6 comma 2 point 43, 7 comma 1 point 05, 8 comma 1 point 87, 9 comma 2 point 89, 10 comma 3 point 71.