Samoan vs South African Vision Disability
COMPARE
Samoan
 South African
 Vision Disability
Vision Disability Comparison
Samoans
South Africans
2.2%
VISION DISABILITY
15.7/ 100
METRIC RATING
205th/ 347
METRIC RANK
2.1%
VISION DISABILITY
69.8/ 100
METRIC RATING
159th/ 347
METRIC RANK
Samoan vs South African Vision Disability Correlation Chart
The statistical analysis conducted on geographies consisting of 225,065,967 people shows a poor positive correlation between the proportion of Samoans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.144 and weighted average of 2.2%. Similarly, the statistical analysis conducted on geographies consisting of 182,556,547 people shows a poor negative correlation between the proportion of South Africans and percentage of population with vision disability in the United States with a correlation coefficient (R) of -0.197 and weighted average of 2.1%, a difference of 4.0%.
 
Vision Disability Correlation Summary
| Measurement | Samoan | South African | 
| Minimum | 0.64% | 0.42% | 
| Maximum | 5.8% | 5.4% | 
| Range | 5.1% | 5.0% | 
| Mean | 2.4% | 2.1% | 
| Median | 2.2% | 2.0% | 
| Interquartile 25% (IQ1) | 1.9% | 1.8% | 
| Interquartile 75% (IQ3) | 2.7% | 2.6% | 
| Interquartile Range (IQR) | 0.80% | 0.79% | 
| Standard Deviation (Sample) | 1.0% | 1.0% | 
| Standard Deviation (Population) | 1.00% | 1.0% | 
Similar Demographics by Vision Disability
Demographics Similar to Samoans by Vision Disability
In terms of vision disability, the demographic groups most similar to Samoans are Immigrants from Guyana (2.2%, a difference of 0.030%), Pennsylvania German (2.2%, a difference of 0.14%), Dutch (2.2%, a difference of 0.16%), Immigrants from Zaire (2.2%, a difference of 0.25%), and Immigrants from Nigeria (2.2%, a difference of 0.27%).
| Demographics | Rating | Rank | Vision Disability | 
| Czechoslovakians | 21.6 /100 | #198 | Fair 2.2% | 
| Immigrants | El Salvador | 21.0 /100 | #199 | Fair 2.2% | 
| Immigrants | Thailand | 20.1 /100 | #200 | Fair 2.2% | 
| Slovaks | 18.8 /100 | #201 | Poor 2.2% | 
| Immigrants | Zaire | 18.0 /100 | #202 | Poor 2.2% | 
| Dutch | 17.1 /100 | #203 | Poor 2.2% | 
| Immigrants | Guyana | 15.9 /100 | #204 | Poor 2.2% | 
| Samoans | 15.7 /100 | #205 | Poor 2.2% | 
| Pennsylvania Germans | 14.5 /100 | #206 | Poor 2.2% | 
| Immigrants | Nigeria | 13.5 /100 | #207 | Poor 2.2% | 
| 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% | 
Demographics Similar to South Africans by Vision Disability
In terms of vision disability, the demographic groups most similar to South Africans are Immigrants from Uzbekistan (2.1%, a difference of 0.010%), Serbian (2.1%, a difference of 0.030%), Austrian (2.1%, a difference of 0.060%), Pakistani (2.1%, a difference of 0.14%), and Iraqi (2.1%, a difference of 0.15%).
| Demographics | Rating | Rank | Vision Disability | 
| Immigrants | Southern Europe | 74.6 /100 | #152 | Good 2.1% | 
| Immigrants | South America | 73.8 /100 | #153 | Good 2.1% | 
| Slovenes | 73.6 /100 | #154 | Good 2.1% | 
| Immigrants | Colombia | 72.1 /100 | #155 | Good 2.1% | 
| Pakistanis | 71.6 /100 | #156 | Good 2.1% | 
| Serbians | 70.2 /100 | #157 | Good 2.1% | 
| Immigrants | Uzbekistan | 69.9 /100 | #158 | Good 2.1% | 
| South Africans | 69.8 /100 | #159 | Good 2.1% | 
| Austrians | 69.0 /100 | #160 | Good 2.1% | 
| Iraqis | 67.7 /100 | #161 | Good 2.1% | 
| Hungarians | 67.4 /100 | #162 | Good 2.1% | 
| Icelanders | 66.1 /100 | #163 | Good 2.1% | 
| Immigrants | Bangladesh | 65.5 /100 | #164 | Good 2.1% | 
| Immigrants | Iraq | 64.8 /100 | #165 | Good 2.1% | 
| Immigrants | England | 62.8 /100 | #166 | Good 2.1% |