Blackfeet vs African Vision Disability
COMPARE
Blackfeet
 African
 Vision Disability
Vision Disability Comparison
Blackfeet
Africans
2.6%
VISION DISABILITY
0.0/ 100
METRIC RATING
310th/ 347
METRIC RANK
2.5%
VISION DISABILITY
0.0/ 100
METRIC RATING
300th/ 347
METRIC RANK
Blackfeet vs African Vision Disability Correlation Chart
The statistical analysis conducted on geographies consisting of 309,368,120 people shows a poor positive correlation between the proportion of Blackfeet and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.128 and weighted average of 2.6%. Similarly, 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%, a difference of 3.4%.
 
Vision Disability Correlation Summary
| Measurement | Blackfeet | African | 
| Minimum | 0.51% | 0.34% | 
| Maximum | 16.3% | 9.3% | 
| Range | 15.8% | 9.0% | 
| Mean | 5.4% | 3.4% | 
| Median | 4.1% | 3.1% | 
| Interquartile 25% (IQ1) | 2.8% | 2.5% | 
| Interquartile 75% (IQ3) | 7.6% | 3.7% | 
| Interquartile Range (IQR) | 4.8% | 1.1% | 
| Standard Deviation (Sample) | 3.7% | 1.8% | 
| Standard Deviation (Population) | 3.7% | 1.8% | 
Demographics Similar to Blackfeet and Africans by Vision Disability
In terms of vision disability, the demographic groups most similar to Blackfeet are Dominican (2.6%, a difference of 0.040%), Immigrants from Yemen (2.6%, a difference of 0.32%), Arapaho (2.6%, a difference of 0.61%), Immigrants from Dominican Republic (2.6%, a difference of 0.63%), and Iroquois (2.6%, a difference of 0.65%). Similarly, 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 | 
| 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%  | 
| Arapaho | 0.0 /100 | #308  | Tragic 2.6%  | 
| Immigrants | Yemen | 0.0 /100 | #309  | Tragic 2.6%  | 
| Blackfeet | 0.0 /100 | #310  | Tragic 2.6%  | 
| Dominicans | 0.0 /100 | #311  | Tragic 2.6%  | 
| Americans | 0.0 /100 | #312  | Tragic 2.6%  | 
| Potawatomi | 0.0 /100 | #313  | Tragic 2.6%  | 
| Inupiat | 0.0 /100 | #314  | Tragic 2.7%  | 
| Osage | 0.0 /100 | #315  | Tragic 2.7%  |