Immigrants from Zaire vs Costa Rican Vision Disability

The statistical analysis conducted on geographies consisting of 107,249,797 people shows a very strong positive correlation between the proportion of Immigrants from Zaire and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.836 and weighted average of 2.2%. Similarly, the statistical analysis conducted on geographies consisting of 253,497,093 people shows no correlation between the proportion of Costa Ricans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.040 and weighted average of 2.2%, a difference of 1.8%.

In terms of vision disability, the demographic groups most similar to Immigrants from Zaire are Slovak (2.2%, a difference of 0.090%), Immigrants from Thailand (2.2%, a difference of 0.22%), Immigrants from El Salvador (2.2%, a difference of 0.30%), Czechoslovakian (2.2%, a difference of 0.35%), and Ghanaian (2.2%, a difference of 0.37%). Similarly, the demographic groups most similar to Costa Ricans are Immigrants from Burma/Myanmar (2.2%, a difference of 0.19%), Moroccan (2.2%, a difference of 0.36%), Immigrants from Middle Africa (2.2%, a difference of 0.48%), Native Hawaiian (2.2%, a difference of 0.50%), and Immigrants from St. Vincent and the Grenadines (2.2%, a difference of 0.72%).