Analysis and Measurement of Parameters of Quality of Life in Informal Settlements Surrounding of Tehran Metropolis

Table 3

Obtained results from T-test.

Quality of life indicators	Average	Test value	T	Significant level
Physical environment	2.62	3	−13.318	0.000
Economic	1.56		−34.561	0.000
Social	3.71		16.532	0.000
Services and accessibility	1.68		−62.868	0.000
Security	2.03		−45.786	0.000
All indices	2.33		−36.521	0.000