Immigrants from Japan vs Sierra Leonean Average Family Size

The statistical analysis conducted on geographies consisting of 339,992,819 people shows a moderate negative correlation between the proportion of Immigrants from Japan and average family size in the United States with a correlation coefficient (R) of -0.409 and weighted average of 3.18. Similarly, the statistical analysis conducted on geographies consisting of 83,343,424 people shows a weak positive correlation between the proportion of Sierra Leoneans and average family size in the United States with a correlation coefficient (R) of 0.276 and weighted average of 3.30, a difference of 3.7%.

Average Family Size Correlation Summary

Measurement	Immigrants from Japan	Sierra Leonean
Minimum	1.75	3.02
Maximum	3.42	3.84
Range	1.67	0.82
Mean	2.92	3.31
Median	3.03	3.28
Interquartile 25% (IQ1)	2.74	3.20
Interquartile 75% (IQ3)	3.17	3.40
Interquartile Range (IQR)	0.43	0.20
Standard Deviation (Sample)	0.37	0.18
Standard Deviation (Population)	0.37	0.18

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Japan by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Japan are Osage (3.18, a difference of 0.020%), Hungarian (3.18, a difference of 0.020%), Immigrants from Moldova (3.18, a difference of 0.020%), Immigrants from Southern Europe (3.18, a difference of 0.030%), and Houma (3.18, a difference of 0.050%).

Demographics	Rating \| Rank	Average Family Size
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
Immigrants \| Romania	3.7 /100 \| #237	Tragic 3.18
Romanians	3.7 /100 \| #238	Tragic 3.18
Houma	3.4 /100 \| #239	Tragic 3.18
Osage	3.2 /100 \| #240	Tragic 3.18
Immigrants \| Japan	3.0 /100 \| #241	Tragic 3.18
Hungarians	3.0 /100 \| #242	Tragic 3.18
Immigrants \| Moldova	2.9 /100 \| #243	Tragic 3.18
Immigrants \| Southern Europe	2.9 /100 \| #244	Tragic 3.18
Immigrants \| Brazil	2.7 /100 \| #245	Tragic 3.18
Danes	2.5 /100 \| #246	Tragic 3.17
Cajuns	2.4 /100 \| #247	Tragic 3.17
Immigrants \| Belarus	2.3 /100 \| #248	Tragic 3.17

Demographics Similar to Sierra Leoneans by Average Family Size

In terms of average family size, the demographic groups most similar to Sierra Leoneans are Immigrants from Lebanon (3.30, a difference of 0.010%), U.S. Virgin Islander (3.29, a difference of 0.090%), Peruvian (3.30, a difference of 0.10%), Immigrants from Cameroon (3.30, a difference of 0.11%), and Immigrants from Pakistan (3.30, a difference of 0.12%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Peru	99.7 /100 \| #87	Exceptional 3.31
Immigrants \| Bolivia	99.6 /100 \| #88	Exceptional 3.31
Malaysians	99.6 /100 \| #89	Exceptional 3.31
Menominee	99.4 /100 \| #90	Exceptional 3.30
Immigrants \| Pakistan	99.2 /100 \| #91	Exceptional 3.30
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