Immigrants from Iraq vs Costa Rican Average Family Size

The statistical analysis conducted on geographies consisting of 194,698,234 people shows a weak positive correlation between the proportion of Immigrants from Iraq and average family size in the United States with a correlation coefficient (R) of 0.215 and weighted average of 3.24. Similarly, the statistical analysis conducted on geographies consisting of 253,470,463 people shows a poor positive correlation between the proportion of Costa Ricans and average family size in the United States with a correlation coefficient (R) of 0.171 and weighted average of 3.26, a difference of 0.60%.

Average Family Size Correlation Summary

Measurement	Immigrants from Iraq	Costa Rican
Minimum	2.78	2.13
Maximum	3.92	4.63
Range	1.14	2.50
Mean	3.24	3.30
Median	3.21	3.23
Interquartile 25% (IQ1)	3.13	3.09
Interquartile 75% (IQ3)	3.33	3.46
Interquartile Range (IQR)	0.20	0.37
Standard Deviation (Sample)	0.19	0.44
Standard Deviation (Population)	0.18	0.44

Similar Demographics by Average Family Size

Demographics Similar to Immigrants from Iraq by Average Family Size

In terms of average family size, the demographic groups most similar to Immigrants from Iraq are Iraqi (3.24, a difference of 0.010%), Ethiopian (3.24, a difference of 0.010%), Immigrants from Chile (3.24, a difference of 0.010%), Immigrants from Uzbekistan (3.24, a difference of 0.070%), and Immigrants from Uganda (3.23, a difference of 0.070%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Eritrea	71.4 /100 \| #153	Good 3.24
Immigrants \| Egypt	70.0 /100 \| #154	Good 3.24
Seminole	68.2 /100 \| #155	Good 3.24
Immigrants \| Taiwan	68.1 /100 \| #156	Good 3.24
Immigrants \| Uzbekistan	67.0 /100 \| #157	Good 3.24
Iraqis	64.3 /100 \| #158	Good 3.24
Ethiopians	63.9 /100 \| #159	Good 3.24
Immigrants \| Iraq	63.7 /100 \| #160	Good 3.24
Immigrants \| Chile	63.2 /100 \| #161	Good 3.24
Immigrants \| Uganda	60.1 /100 \| #162	Good 3.23
Uruguayans	58.8 /100 \| #163	Average 3.23
Egyptians	58.6 /100 \| #164	Average 3.23
Ugandans	58.4 /100 \| #165	Average 3.23
Immigrants \| Senegal	57.5 /100 \| #166	Average 3.23
Dutch West Indians	56.9 /100 \| #167	Average 3.23

Demographics Similar to Costa Ricans by Average Family Size

In terms of average family size, the demographic groups most similar to Costa Ricans are Immigrants from Venezuela (3.26, a difference of 0.020%), Immigrants from Western Asia (3.26, a difference of 0.040%), Laotian (3.26, a difference of 0.070%), African (3.25, a difference of 0.070%), and Immigrants from Hong Kong (3.26, a difference of 0.080%).

Demographics	Rating \| Rank	Average Family Size
Immigrants \| Cuba	91.3 /100 \| #125	Exceptional 3.26
Immigrants \| Costa Rica	90.7 /100 \| #126	Exceptional 3.26
Immigrants \| Syria	90.6 /100 \| #127	Exceptional 3.26
Colombians	89.9 /100 \| #128	Excellent 3.26
Immigrants \| Hong Kong	88.6 /100 \| #129	Excellent 3.26
Laotians	88.5 /100 \| #130	Excellent 3.26
Immigrants \| Western Asia	87.7 /100 \| #131	Excellent 3.26
Costa Ricans	86.8 /100 \| #132	Excellent 3.26
Immigrants \| Venezuela	86.3 /100 \| #133	Excellent 3.26
Africans	84.9 /100 \| #134	Excellent 3.25
Panamanians	84.2 /100 \| #135	Excellent 3.25
Comanche	82.8 /100 \| #136	Excellent 3.25
Immigrants \| Middle Africa	82.4 /100 \| #137	Excellent 3.25
Cubans	81.8 /100 \| #138	Excellent 3.25
Immigrants \| Ethiopia	81.6 /100 \| #139	Excellent 3.25