Immigrants from Sri Lanka vs South American Average Family Size

The statistical analysis conducted on geographies consisting of 149,689,020 people shows a poor negative correlation between the proportion of Immigrants from Sri Lanka and average family size in the United States with a correlation coefficient (R) of -0.143 and weighted average of 3.22. Similarly, the statistical analysis conducted on geographies consisting of 493,671,648 people shows a poor negative correlation between the proportion of South Americans and average family size in the United States with a correlation coefficient (R) of -0.124 and weighted average of 3.27, a difference of 1.5%.

Average Family Size Correlation Summary

Measurement	Immigrants from Sri Lanka	South American
Minimum	2.63	2.46
Maximum	3.78	4.13
Range	1.15	1.67
Mean	3.18	3.28
Median	3.17	3.29
Interquartile 25% (IQ1)	3.07	3.18
Interquartile 75% (IQ3)	3.27	3.39
Interquartile Range (IQR)	0.20	0.20
Standard Deviation (Sample)	0.22	0.24
Standard Deviation (Population)	0.22	0.24

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Sri Lanka by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Sri Lanka are Immigrants from Argentina (3.22, a difference of 0.0%), Immigrants from Eastern Asia (3.22, a difference of 0.020%), Immigrants from Malaysia (3.22, a difference of 0.020%), Thai (3.22, a difference of 0.030%), and Immigrants from Northern Africa (3.22, a difference of 0.040%).

Demographics	Rating \| Rank	Average Family Size
Spaniards	47.2 /100 \| #178	Average 3.23
Immigrants \| Korea	46.9 /100 \| #179	Average 3.23
Palestinians	46.6 /100 \| #180	Average 3.23
Spanish	44.8 /100 \| #181	Average 3.23
Moroccans	44.2 /100 \| #182	Average 3.22
Immigrants \| Northern Africa	41.7 /100 \| #183	Average 3.22
Immigrants \| Eastern Asia	40.8 /100 \| #184	Average 3.22
Immigrants \| Sri Lanka	39.8 /100 \| #185	Fair 3.22
Immigrants \| Argentina	39.8 /100 \| #186	Fair 3.22
Immigrants \| Malaysia	39.0 /100 \| #187	Fair 3.22
Thais	38.3 /100 \| #188	Fair 3.22
Pakistanis	33.7 /100 \| #189	Fair 3.22
Burmese	31.0 /100 \| #190	Fair 3.22
Immigrants \| Zaire	30.5 /100 \| #191	Fair 3.22
Immigrants \| Eastern Africa	30.1 /100 \| #192	Fair 3.22

Demographics Similar to South Americans by Average Family Size

In terms of average family size, the demographic groups most similar to South Americans are Immigrants from Liberia (3.27, a difference of 0.010%), Immigrants from South America (3.27, a difference of 0.010%), Kiowa (3.27, a difference of 0.030%), Immigrants from Panama (3.27, a difference of 0.050%), and Black/African American (3.27, a difference of 0.060%).

Demographics	Rating \| Rank	Average Family Size
Ghanaians	98.0 /100 \| #107	Exceptional 3.29
Asians	97.0 /100 \| #108	Exceptional 3.28
Puerto Ricans	96.7 /100 \| #109	Exceptional 3.28
Bahamians	96.6 /100 \| #110	Exceptional 3.28
Indonesians	96.2 /100 \| #111	Exceptional 3.28
Blacks/African Americans	95.7 /100 \| #112	Exceptional 3.27
Immigrants \| Panama	95.6 /100 \| #113	Exceptional 3.27
South Americans	95.1 /100 \| #114	Exceptional 3.27
Immigrants \| Liberia	95.0 /100 \| #115	Exceptional 3.27
Immigrants \| South America	95.0 /100 \| #116	Exceptional 3.27
Kiowa	94.8 /100 \| #117	Exceptional 3.27
Immigrants \| Asia	94.0 /100 \| #118	Exceptional 3.27
Immigrants \| Indonesia	93.7 /100 \| #119	Exceptional 3.27
Immigrants \| Bahamas	93.6 /100 \| #120	Exceptional 3.27
Immigrants \| Thailand	93.3 /100 \| #121	Exceptional 3.27