Exercise 4.2
With LINE-6, draw a non-parametric regression of EXPEQ on FDEQ for an interval of FDEQ which includes the food poverty line estimated in ex-4.1. Find the level of total expenditures expected at a level of food expenditures equal to the food poverty line estimated in ex-4.1.

Answer
STEP 1: Initialising  the sampling weight: EDIT|Set Sample Design

 

  • After choosing the appropriate variable(s), click on  the button OK.

STEP 2: Use the DAD application: DISTRIBUTION|NON PARAMETRIC REGRESSION

  • After choosing the appropriate variable(s) and parameters, click on the  GRAPH button.

RESULTS

Non Parametric Regression (Distribution)

Session Date Mon Jul 05 15:40:18 EDT 2004
Execution Time 0.016 sec
FileName LINE-6.daf
OBS 1000
Sampling Weight WLLLD
Variable of interest FDEQ
Size variable Without Weigths
Group variable No Selection
Group Number 1
Level of X 304.6764017
Expected Y 732.19490566
Smoothing Parameter 41.41309990