Immigrants from Czechoslovakia vs Jamaican Average Family Size

The statistical analysis conducted on geographies consisting of 195,446,712 people shows a mild negative correlation between the proportion of Immigrants from Czechoslovakia and average family size in the United States with a correlation coefficient (R) of -0.312 and weighted average of 3.14. Similarly, the statistical analysis conducted on geographies consisting of 367,646,796 people shows a slight negative correlation between the proportion of Jamaicans and average family size in the United States with a correlation coefficient (R) of -0.065 and weighted average of 3.31, a difference of 5.4%.

Average Family Size Correlation Summary

Measurement	Immigrants from Czechoslovakia	Jamaican
Minimum	2.00	2.36
Maximum	4.12	4.08
Range	2.12	1.72
Mean	2.97	3.38
Median	3.01	3.39
Interquartile 25% (IQ1)	2.79	3.24
Interquartile 75% (IQ3)	3.21	3.54
Interquartile Range (IQR)	0.42	0.30
Standard Deviation (Sample)	0.44	0.28
Standard Deviation (Population)	0.44	0.28

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Czechoslovakia by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Czechoslovakia are Greek (3.14, a difference of 0.0%), Immigrants from Norway (3.14, a difference of 0.0%), Immigrants from Netherlands (3.14, a difference of 0.010%), Cypriot (3.14, a difference of 0.030%), and White/Caucasian (3.14, a difference of 0.060%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Denmark	0.4 /100 \| #281	Tragic 3.15
Yugoslavians	0.4 /100 \| #282	Tragic 3.15
German Russians	0.4 /100 \| #283	Tragic 3.15
Immigrants \| France	0.4 /100 \| #284	Tragic 3.15
Whites/Caucasians	0.3 /100 \| #285	Tragic 3.14
Immigrants \| Netherlands	0.3 /100 \| #286	Tragic 3.14
Greeks	0.3 /100 \| #287	Tragic 3.14
Immigrants \| Czechoslovakia	0.3 /100 \| #288	Tragic 3.14
Immigrants \| Norway	0.3 /100 \| #289	Tragic 3.14
Cypriots	0.3 /100 \| #290	Tragic 3.14
Alsatians	0.2 /100 \| #291	Tragic 3.14
Europeans	0.2 /100 \| #292	Tragic 3.14
Scandinavians	0.2 /100 \| #293	Tragic 3.14
Immigrants \| Croatia	0.2 /100 \| #294	Tragic 3.14
Austrians	0.2 /100 \| #295	Tragic 3.14

Demographics Similar to Jamaicans by Average Family Size

In terms of average family size, the demographic groups most similar to Jamaicans are Afghan (3.31, a difference of 0.020%), Immigrants from Peru (3.31, a difference of 0.050%), Immigrants from Nigeria (3.32, a difference of 0.060%), Immigrants from Afghanistan (3.32, a difference of 0.10%), and Ecuadorian (3.32, a difference of 0.11%).

Demographics	Rating \| Rank	Average Family Size
British West Indians	99.8 /100 \| #79	Exceptional 3.32
Lumbee	99.8 /100 \| #80	Exceptional 3.32
Immigrants \| Dominica	99.8 /100 \| #81	Exceptional 3.32
Ecuadorians	99.8 /100 \| #82	Exceptional 3.32
Immigrants \| Afghanistan	99.8 /100 \| #83	Exceptional 3.32
Immigrants \| Nigeria	99.7 /100 \| #84	Exceptional 3.32
Afghans	99.7 /100 \| #85	Exceptional 3.31
Jamaicans	99.7 /100 \| #86	Exceptional 3.31
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