Call: lm(formula = Prezzi.alimenti.e.bevande ~ IT.Spesa.per.alimenti.e.bevande,

data = Cartel5, na.action = na.exclude)

Residuals:

1 2 3 4

0.2166 1.141 -1.172 -0.1861

Coefficients:

Value Std. Error t value Pr(>|t|)

(Intercept) 0.8543 0.9802 0.8716 0.4753

IT.Spesa.per.alimenti.e.bevande 0.4448 0.4332 1.0269 0.4125

Residual standard error: 1.174 on 2 degrees of freedom

Multiple R-Squared: 0.3452

F-statistic: 1.054 on 1 and 2 degrees of freedom, the p-value is 0.4125

all: lm(formula = Prezzi.alimenti.e.bevande ~ NORD.Spesa.alim..e.bev., data =

Cartel5, na.action = na.exclude)

Residuals:

1 2 3 4

-0.1332 0.8137 -1.141 0.4606

Coefficients:

Value Std. Error t value Pr(>|t|)

(Intercept) 0.8872 0.7745 1.1455 0.3706

NORD.Spesa.alim..e.bev. 0.2603 0.1920 1.3552 0.3081

Residual standard error: 1.047 on 2 degrees of freedom

Multiple R-Squared: 0.4787

F-statistic: 1.837 on 1 and 2 degrees of freedom, the p-value is 0.3081

Call: lm(formula = Prezzi.alimenti.e.bevande ~ CENTRO.Spesa.alim..e.bev., data =

Cartel5, na.action = na.exclude)

Residuals:

1 2 3 4

1.043 0.5671 -1.671 0.06058

Coefficients:

Value Std. Error t value Pr(>|t|)

(Intercept) 1.6403 0.8318 1.9721 0.1873

CENTRO.Spesa.alim..e.bev. 0.0111 0.2262 0.0492 0.9652

Residual standard error: 1.45 on 2 degrees of freedom

Multiple R-Squared: 0.001208

F-statistic: 0.002419 on 1 and 2 degrees of freedom, the p-value is 0.9652

*** Linear Model ***

Call: lm(formula = Prezzi.alimenti.e.bevande ~ MEZZOGIORNO.Spesa.alim..e.bev., data

= Cartel5, na.action = na.exclude)

Residuals:

1 2 3 4

0.3553 1.009 -0.7303 -0.6344

Coefficients:

Value Std. Error t value Pr(>|t|)

(Intercept) 1.0103 0.6832 1.4788 0.2773

MEZZOGIORNO.Spesa.alim..e.bev. 0.3155 0.2206 1.4302 0.2889

Residual standard error: 1.02 on 2 degrees of freedom

Multiple R-Squared: 0.5056

F-statistic: 2.045 on 1 and 2 degrees of freedom, the p-value is 0.2889

2005 / 2005/04
Persona sola < 65 anni / 7,8 / 28,08
Persona sola > 65 anni / 6,3 / 3,79
Coppie senza figli con P.R.< 65 anni / 4,2%
+1% / 0,72
Coppie senza figli con P.R. > 65 anni / 4,0%
+9% / 8,70
Coppie con almeno un figlio minore / 5,6
+21% / 20,69
Coppie con figli adulti / 4,1 / -22,05
Monogenitori / 6,2 / 10,60
Altra tipologia / 7,2 / 40,08