Italian vs Immigrants from Costa Rica Vision Disability

The statistical analysis conducted on geographies consisting of 572,776,959 people shows a mild positive correlation between the proportion of Italians and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.322 and weighted average of 2.1%. Similarly, the statistical analysis conducted on geographies consisting of 204,228,483 people shows a poor negative correlation between the proportion of Immigrants from Costa Rica and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.159 and weighted average of 2.2%, a difference of 3.9%.

Vision Disability Correlation Summary

Measurement	Italian	Immigrants from Costa Rica
Minimum	0.86%	0.38%
Maximum	8.5%	5.6%
Range	7.6%	5.3%
Mean	2.3%	2.0%
Median	2.0%	1.9%
Interquartile 25% (IQ1)	1.7%	1.5%
Interquartile 75% (IQ3)	2.2%	2.3%
Interquartile Range (IQR)	0.51%	0.75%
Standard Deviation (Sample)	1.2%	1.0%
Standard Deviation (Population)	1.2%	1.0%

Similar Demographics by Vision Disability

Demographics Similar to Italians by Vision Disability

In terms of vision disability, the demographic groups most similar to Italians are Immigrants from Sudan (2.1%, a difference of 0.13%), Finnish (2.1%, a difference of 0.14%), Immigrants from Bosnia and Herzegovina (2.1%, a difference of 0.18%), Ukrainian (2.1%, a difference of 0.23%), and South American (2.1%, a difference of 0.33%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Morocco	85.2 /100 \| #139	Excellent 2.1%
Immigrants \| Netherlands	84.2 /100 \| #140	Excellent 2.1%
Sierra Leoneans	84.1 /100 \| #141	Excellent 2.1%
South Americans	82.8 /100 \| #142	Excellent 2.1%
Immigrants \| Sierra Leone	82.8 /100 \| #143	Excellent 2.1%
Ukrainians	81.9 /100 \| #144	Excellent 2.1%
Immigrants \| Bosnia and Herzegovina	81.5 /100 \| #145	Excellent 2.1%
Italians	79.7 /100 \| #146	Good 2.1%
Immigrants \| Sudan	78.4 /100 \| #147	Good 2.1%
Finns	78.3 /100 \| #148	Good 2.1%
Colombians	76.2 /100 \| #149	Good 2.1%
Belgians	75.9 /100 \| #150	Good 2.1%
Immigrants \| Norway	75.5 /100 \| #151	Good 2.1%
Immigrants \| Southern Europe	74.6 /100 \| #152	Good 2.1%
Immigrants \| South America	73.8 /100 \| #153	Good 2.1%

Demographics Similar to Immigrants from Costa Rica by Vision Disability

In terms of vision disability, the demographic groups most similar to Immigrants from Costa Rica are Canadian (2.2%, a difference of 0.020%), European (2.2%, a difference of 0.030%), British (2.2%, a difference of 0.080%), Salvadoran (2.2%, a difference of 0.11%), and Immigrants from Barbados (2.2%, a difference of 0.17%).

Demographics	Rating \| Rank	Vision Disability
Immigrants \| Burma/Myanmar	37.9 /100 \| #183	Fair 2.2%
Moroccans	35.4 /100 \| #184	Fair 2.2%
Immigrants \| Middle Africa	33.5 /100 \| #185	Fair 2.2%
Native Hawaiians	33.3 /100 \| #186	Fair 2.2%
Immigrants \| St. Vincent and the Grenadines	30.3 /100 \| #187	Fair 2.2%
Guyanese	28.9 /100 \| #188	Fair 2.2%
Salvadorans	27.4 /100 \| #189	Fair 2.2%
Immigrants \| Costa Rica	26.1 /100 \| #190	Fair 2.2%
Canadians	25.8 /100 \| #191	Fair 2.2%
Europeans	25.7 /100 \| #192	Fair 2.2%
British	25.1 /100 \| #193	Fair 2.2%
Immigrants \| Barbados	24.0 /100 \| #194	Fair 2.2%
Immigrants \| Immigrants	23.7 /100 \| #195	Fair 2.2%
Immigrants \| Grenada	23.1 /100 \| #196	Fair 2.2%
Ghanaians	21.8 /100 \| #197	Fair 2.2%