Nigerian vs Immigrants from Italy Average Family Size

The statistical analysis conducted on geographies consisting of 332,464,526 people shows a mild negative correlation between the proportion of Nigerians and average family size in the United States with a correlation coefficient (R) of -0.380 and weighted average of 3.29. Similarly, the statistical analysis conducted on geographies consisting of 324,146,965 people shows a moderate negative correlation between the proportion of Immigrants from Italy and average family size in the United States with a correlation coefficient (R) of -0.444 and weighted average of 3.19, a difference of 3.3%.

Average Family Size Correlation Summary

Measurement	Nigerian	Immigrants from Italy
Minimum	2.43	2.00
Maximum	3.90	3.55
Range	1.47	1.55
Mean	3.28	2.84
Median	3.34	2.93
Interquartile 25% (IQ1)	3.23	2.45
Interquartile 75% (IQ3)	3.45	3.21
Interquartile Range (IQR)	0.22	0.76
Standard Deviation (Sample)	0.29	0.45
Standard Deviation (Population)	0.29	0.44

Similar Demographics by Average Family Size

Demographics Similar to Nigerians by Average Family Size

In terms of average family size, the demographic groups most similar to Nigerians are Barbadian (3.29, a difference of 0.0%), Immigrants from Oceania (3.29, a difference of 0.010%), Guamanian/Chamorro (3.29, a difference of 0.010%), Immigrants from Burma/Myanmar (3.29, a difference of 0.020%), and West Indian (3.29, a difference of 0.030%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Cameroon	99.2 /100 \| #92	Exceptional 3.30
Peruvians	99.2 /100 \| #93	Exceptional 3.30
Sierra Leoneans	99.0 /100 \| #94	Exceptional 3.30
Immigrants \| Lebanon	99.0 /100 \| #95	Exceptional 3.30
U.S. Virgin Islanders	98.8 /100 \| #96	Exceptional 3.29
Immigrants \| Oceania	98.7 /100 \| #97	Exceptional 3.29
Barbadians	98.6 /100 \| #98	Exceptional 3.29
Nigerians	98.6 /100 \| #99	Exceptional 3.29
Guamanians/Chamorros	98.6 /100 \| #100	Exceptional 3.29
Immigrants \| Burma/Myanmar	98.6 /100 \| #101	Exceptional 3.29
West Indians	98.5 /100 \| #102	Exceptional 3.29
Immigrants \| Western Africa	98.4 /100 \| #103	Exceptional 3.29
Bolivians	98.3 /100 \| #104	Exceptional 3.29
Immigrants \| Ghana	98.1 /100 \| #105	Exceptional 3.29
Paiute	98.0 /100 \| #106	Exceptional 3.29

Demographics Similar to Immigrants from Italy by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Italy are Icelander (3.19, a difference of 0.010%), Basque (3.19, a difference of 0.010%), Nonimmigrants (3.19, a difference of 0.040%), Chickasaw (3.19, a difference of 0.060%), and Portuguese (3.19, a difference of 0.060%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Kuwait	7.2 /100 \| #222	Tragic 3.19
Immigrants \| Zimbabwe	7.1 /100 \| #223	Tragic 3.19
Syrians	6.5 /100 \| #224	Tragic 3.19
Cree	6.2 /100 \| #225	Tragic 3.19
Chickasaw	6.0 /100 \| #226	Tragic 3.19
Portuguese	6.0 /100 \| #227	Tragic 3.19
Immigrants \| Nonimmigrants	5.7 /100 \| #228	Tragic 3.19
Immigrants \| Italy	5.3 /100 \| #229	Tragic 3.19
Icelanders	5.2 /100 \| #230	Tragic 3.19
Basques	5.2 /100 \| #231	Tragic 3.19
Cherokee	4.7 /100 \| #232	Tragic 3.18
Brazilians	4.5 /100 \| #233	Tragic 3.18
Iranians	4.5 /100 \| #234	Tragic 3.18
Immigrants \| Turkey	4.2 /100 \| #235	Tragic 3.18
Immigrants \| Portugal	4.2 /100 \| #236	Tragic 3.18