Regresion Lineal Multiple Ejercicios Resueltos A Mano 【UPDATED】

Donde:

[ \begincases n b_0 + b_1 \sum X_1 + b_2 \sum X_2 = \sum Y \ b_0 \sum X_1 + b_1 \sum X_1^2 + b_2 \sum X_1 X_2 = \sum X_1 Y \ b_0 \sum X_2 + b_1 \sum X_1 X_2 + b_2 \sum X_2^2 = \sum X_2 Y \endcases ] regresion lineal multiple ejercicios resueltos a mano

| Student | (X_1) | (X_2) | (Y) | (X_1Y) | (X_2Y) | (X_1^2) | (X_2^2) | (X_1X_2) | |---------|---------|---------|-------|----------|----------|----------|----------|------------| | 1 | 4 | 6 | 75 | 300 | 450 | 16 | 36 | 24 | | 2 | 6 | 5 | 85 | 510 | 425 | 36 | 25 | 30 | | 3 | 2 | 8 | 65 | 130 | 520 | 4 | 64 | 16 | | 4 | 5 | 7 | 80 | 400 | 560 | 25 | 49 | 35 | | 5 | 3 | 6 | 70 | 210 | 420 | 9 | 36 | 18 | | | 20 | 32 | 375 | 1550 | 2375 | 90 | 210 | 123 | Donde: [ \begincases n b_0 + b_1 \sum