Welsh vs Nigerian Vision Disability
COMPARE
Welsh
 Nigerian
 Vision Disability
Vision Disability Comparison
Welsh
Nigerians
2.3%
VISION DISABILITY
2.3/ 100
METRIC RATING
229th/ 347
METRIC RANK
2.3%
VISION DISABILITY
7.2/ 100
METRIC RATING
215th/ 347
METRIC RANK
Welsh vs Nigerian Vision Disability Correlation Chart
The statistical analysis conducted on geographies consisting of 527,426,081 people shows a mild positive correlation between the proportion of Welsh and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.396 and weighted average of 2.3%. 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 1.8%.
 
Vision Disability Correlation Summary
| Measurement | Welsh | Nigerian | 
| Minimum | 1.1% | 0.62% | 
| Maximum | 40.0% | 14.0% | 
| Range | 38.9% | 13.4% | 
| Mean | 5.8% | 2.6% | 
| Median | 3.0% | 2.2% | 
| Interquartile 25% (IQ1) | 2.5% | 1.8% | 
| Interquartile 75% (IQ3) | 7.3% | 2.5% | 
| Interquartile Range (IQR) | 4.8% | 0.74% | 
| Standard Deviation (Sample) | 6.6% | 1.9% | 
| Standard Deviation (Population) | 6.5% | 1.9% | 
Demographics Similar to Welsh and Nigerians by Vision Disability
In terms of vision disability, the demographic groups most similar to Welsh are Nicaraguan (2.3%, a difference of 0.070%), Hmong (2.3%, a difference of 0.080%), Immigrants from Ecuador (2.3%, a difference of 0.23%), Hawaiian (2.3%, a difference of 0.32%), and Immigrants from Germany (2.3%, a difference of 0.37%). Similarly, 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 Barbadian (2.3%, a difference of 0.56%).
| Demographics | Rating | Rank | Vision Disability | 
| 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% | 
| Basques | 3.5 /100 | #223 | Tragic 2.3% | 
| Irish | 3.4 /100 | #224 | Tragic 2.3% | 
| Immigrants | Western Africa | 3.4 /100 | #225 | Tragic 2.3% | 
| Immigrants | Germany | 3.0 /100 | #226 | Tragic 2.3% | 
| Hawaiians | 2.9 /100 | #227 | Tragic 2.3% | 
| Hmong | 2.5 /100 | #228 | Tragic 2.3% | 
| Welsh | 2.3 /100 | #229 | Tragic 2.3% | 
| Nicaraguans | 2.2 /100 | #230 | Tragic 2.3% | 
| Immigrants | Ecuador | 2.0 /100 | #231 | Tragic 2.3% | 
| German Russians | 1.8 /100 | #232 | Tragic 2.3% |