African vs Nigerian Vision Disability
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African
 Nigerian
 Vision Disability
Vision Disability Comparison
Africans
Nigerians
2.5%
VISION DISABILITY
0.0/ 100
METRIC RATING
300th/ 347
METRIC RANK
2.3%
VISION DISABILITY
7.2/ 100
METRIC RATING
215th/ 347
METRIC RANK
African vs Nigerian Vision Disability Correlation Chart
The statistical analysis conducted on geographies consisting of 469,580,037 people shows a mild positive correlation between the proportion of Africans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.303 and weighted average of 2.5%. Similarly, the statistical analysis conducted on geographies consisting of 332,578,519 people shows a poor positive correlation between the proportion of Nigerians and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.185 and weighted average of 2.3%, a difference of 12.7%.
 
Vision Disability Correlation Summary
| Measurement | African | Nigerian | 
| Minimum | 0.34% | 0.62% | 
| Maximum | 9.3% | 14.0% | 
| Range | 9.0% | 13.4% | 
| Mean | 3.4% | 2.6% | 
| Median | 3.1% | 2.2% | 
| Interquartile 25% (IQ1) | 2.5% | 1.8% | 
| Interquartile 75% (IQ3) | 3.7% | 2.5% | 
| Interquartile Range (IQR) | 1.1% | 0.74% | 
| Standard Deviation (Sample) | 1.8% | 1.9% | 
| Standard Deviation (Population) | 1.8% | 1.9% | 
Similar Demographics by Vision Disability
Demographics Similar to Africans by Vision Disability
In terms of vision disability, the demographic groups most similar to Africans are Menominee (2.5%, a difference of 0.18%), Cree (2.5%, a difference of 0.20%), Mexican (2.5%, a difference of 0.24%), Immigrants from Dominica (2.5%, a difference of 0.37%), and Immigrants from Mexico (2.5%, a difference of 1.1%).
| Demographics | Rating | Rank | Vision Disability | 
| Yaqui | 0.0 /100 | #293  | Tragic 2.5%  | 
| Ottawa | 0.0 /100 | #294  | Tragic 2.5%  | 
| Delaware | 0.0 /100 | #295  | Tragic 2.5%  | 
| Immigrants | Mexico | 0.0 /100 | #296  | Tragic 2.5%  | 
| Immigrants | Dominica | 0.0 /100 | #297  | Tragic 2.5%  | 
| Mexicans | 0.0 /100 | #298  | Tragic 2.5%  | 
| Cree | 0.0 /100 | #299  | Tragic 2.5%  | 
| Africans | 0.0 /100 | #300  | Tragic 2.5%  | 
| Menominee | 0.0 /100 | #301  | Tragic 2.5%  | 
| Spanish American Indians | 0.0 /100 | #302  | Tragic 2.6%  | 
| Immigrants | Cabo Verde | 0.0 /100 | #303  | Tragic 2.6%  | 
| Aleuts | 0.0 /100 | #304  | Tragic 2.6%  | 
| Hispanics or Latinos | 0.0 /100 | #305  | Tragic 2.6%  | 
| Iroquois | 0.0 /100 | #306  | Tragic 2.6%  | 
| Immigrants | Dominican Republic | 0.0 /100 | #307  | Tragic 2.6%  | 
Demographics Similar to Nigerians by Vision Disability
In terms of vision disability, the demographic groups most similar to Nigerians are Trinidadian and Tobagonian (2.2%, a difference of 0.21%), Immigrants from Trinidad and Tobago (2.3%, a difference of 0.29%), Immigrants from Ghana (2.2%, a difference of 0.34%), Bermudan (2.2%, a difference of 0.35%), and Indonesian (2.2%, a difference of 0.44%).
| Demographics | Rating | Rank | Vision Disability | 
| Germans | 13.4 /100 | #208  | Poor 2.2%  | 
| Immigrants | Brazil | 13.1 /100 | #209  | Poor 2.2%  | 
| Immigrants | Uruguay | 11.5 /100 | #210  | Poor 2.2%  | 
| Indonesians | 9.5 /100 | #211  | Tragic 2.2%  | 
| Bermudans | 9.0 /100 | #212  | Tragic 2.2%  | 
| Immigrants | Ghana | 8.9 /100 | #213  | Tragic 2.2%  | 
| Trinidadians and Tobagonians | 8.2 /100 | #214  | Tragic 2.2%  | 
| Nigerians | 7.2 /100 | #215  | Tragic 2.3%  | 
| Immigrants | Trinidad and Tobago | 6.1 /100 | #216  | Tragic 2.3%  | 
| Barbadians | 5.1 /100 | #217  | Tragic 2.3%  | 
| Portuguese | 4.9 /100 | #218  | Tragic 2.3%  | 
| Ecuadorians | 4.6 /100 | #219  | Tragic 2.3%  | 
| Guamanians/Chamorros | 3.9 /100 | #220  | Tragic 2.3%  | 
| French Canadians | 3.9 /100 | #221  | Tragic 2.3%  | 
| Immigrants | Senegal | 3.8 /100 | #222  | Tragic 2.3%  |