A Case Study of Probit Model Analysis of Factors Affecting Consumption of Packed and Unpacked Milk in Turkey

Table 1

Definition of variables.

Variables	Definition	Mean values
MILKPRE (milk preference)	Packed milk = 1, unpacked milk = 0
GEN (gender)	1 = male; 0 = female	.643
AGE (age)	Age of household head (years)	38.047
EDU (education)	University and postgraduates = 1, otherwise = 0	.377
PS (professional status)	Employed = 1, unemployed = 0	.820
MS (marital status)	Married = 1, otherwise = 0	.783
HS (household size)	Number of people (people/family)	3.953
INC (income)	Average monthly household income; ($/month/household)	771.797
MILKPLACE (place of milk buying)	Buying supermarket = 1, otherwise = 0	.344338D+07
PREFREA (reason of milk preference)	Packed milk is hygienic and healthy (agree = 1; not agree = 0)	.657
MILKPRI (milk price)	Packed milk price is expensive compared to unpacked milk price (agree = 1; not agree = 0)	.420