تقنية الانحدار اللوغاريتمي ثنائي الاستجابة لتحديد المتغيرات المؤثرة على كفاية الدخل الشهري للعائلة العراقية دراسة تطبيقية لعينة طبقية عشوائية في مدينة بغداد

Abstract

For the purpose of determining the variables that affect the adequacy of the monthly income of the Iraqi family and a statement of any of these variables have the greatest importance in influencing and grading according to their impact to satisfy the basic needs of the Iraqi family has been used logistic regression technique (Logistic Regression) binary response included a sample search on the study (200) Iraqi family pulled randomly from four different zonal level layers of metal which Shi (Mansour district, al-Obeidi neighborhood, ur neighborhood, neighborhood Flame) in the city of Baghdad has addressed research study of eight independent variables (Independence Variable) type of binary response (Binary Response ) and then test the hypothesis Search Home (H0) for the independent variables according to the hypothesis, which states that no significant effect transactions on the monthly income of the Iraqi family, as follows: Ho: - bi = 0 i = 1,2,3,4, ......... 8 Where the (bi) refers to the regression coefficients for independent variablesVersus the alternative hypothesis H1)), which states sign by the impact of these factors and the level of significance (0.05) and are as follows H1: - bi ≠ 0 i = 1,2,3 ......... 8The researcher found the following results1-The moral effect factor (x8), which represents the fact that the monthly income of the family is less than 500 thousand Dinars a month and ranked first influence was the moral level( sig = 0) and the value of Laboratories have reached (2.781).2- The second factor influencing sign by (x3), which represents the amount of the allocation for rent monthly income of any other words, the lack of housing ownership was moral level ( sig = 0) and the parameter value has been reached (-2.319).3-The third factor influencing sign by (x4), which represents the presence of students in universities and deduct part of the family's monthly income to help them and the level of moral ) sig = 0( The parameter value has reached (-2.144).4- In the fourth place sign by impact factor (x6), which represents the deduction of part of the family's monthly income as wages and transfer was the moral level sig = 0.001)) and the parameter value has reached) 1.514).5- In the fifth place sign by impact factor (x1), which represents the fact that the family is composed of four or more persons was the moral level sig = 0.028)) and the parameter value has reached(1.006) .6- The rest of the variables ((x2, x5, x7) (there are more than adequate resource = x2, working in the private sector = x5, receipt of the family to support food = x7) has proved not to Manuetha in effect.