Tongan vs Czech Vision Disability
COMPARE
Tongan
 Czech
 Vision Disability
Vision Disability Comparison
Tongans
Czechs
2.0%
VISION DISABILITY
99.5/ 100
METRIC RATING
51st/ 347
METRIC RANK
2.1%
VISION DISABILITY
86.3/ 100
METRIC RATING
136th/ 347
METRIC RANK
Tongan vs Czech Vision Disability Correlation Chart
The statistical analysis conducted on geographies consisting of 102,891,232 people shows a slight positive correlation between the proportion of Tongans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.092 and weighted average of 2.0%. Similarly, the statistical analysis conducted on geographies consisting of 483,953,128 people shows a poor positive correlation between the proportion of Czechs and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.160 and weighted average of 2.1%, a difference of 5.9%.
 
Vision Disability Correlation Summary
| Measurement | Tongan | Czech | 
| Minimum | 0.85% | 0.36% | 
| Maximum | 6.9% | 10.1% | 
| Range | 6.1% | 9.8% | 
| Mean | 2.3% | 2.8% | 
| Median | 2.0% | 2.4% | 
| Interquartile 25% (IQ1) | 1.7% | 1.9% | 
| Interquartile 75% (IQ3) | 2.6% | 3.3% | 
| Interquartile Range (IQR) | 0.96% | 1.4% | 
| Standard Deviation (Sample) | 1.1% | 1.5% | 
| Standard Deviation (Population) | 1.1% | 1.5% | 
Similar Demographics by Vision Disability
Demographics Similar to Tongans by Vision Disability
In terms of vision disability, the demographic groups most similar to Tongans are Afghan (2.0%, a difference of 0.090%), Latvian (2.0%, a difference of 0.15%), Israeli (2.0%, a difference of 0.22%), Immigrants from Serbia (2.0%, a difference of 0.31%), and Immigrants from Belarus (2.0%, a difference of 0.42%).
| Demographics | Rating | Rank | Vision Disability | 
| Immigrants | Indonesia | 99.7 /100 | #44  | Exceptional 2.0%  | 
| Ethiopians | 99.7 /100 | #45  | Exceptional 2.0%  | 
| Immigrants | Sweden | 99.7 /100 | #46  | Exceptional 2.0%  | 
| Immigrants | Bulgaria | 99.7 /100 | #47  | Exceptional 2.0%  | 
| Israelis | 99.6 /100 | #48  | Exceptional 2.0%  | 
| Latvians | 99.5 /100 | #49  | Exceptional 2.0%  | 
| Afghans | 99.5 /100 | #50  | Exceptional 2.0%  | 
| Tongans | 99.5 /100 | #51  | Exceptional 2.0%  | 
| Immigrants | Serbia | 99.4 /100 | #52  | Exceptional 2.0%  | 
| Immigrants | Belarus | 99.3 /100 | #53  | Exceptional 2.0%  | 
| Macedonians | 99.3 /100 | #54  | Exceptional 2.0%  | 
| Laotians | 99.3 /100 | #55  | Exceptional 2.0%  | 
| Jordanians | 99.2 /100 | #56  | Exceptional 2.0%  | 
| Somalis | 99.2 /100 | #57  | Exceptional 2.0%  | 
| Immigrants | Saudi Arabia | 99.2 /100 | #58  | Exceptional 2.0%  | 
Demographics Similar to Czechs by Vision Disability
In terms of vision disability, the demographic groups most similar to Czechs are Immigrants from South Eastern Asia (2.1%, a difference of 0.0%), Arab (2.1%, a difference of 0.010%), Vietnamese (2.1%, a difference of 0.050%), Venezuelan (2.1%, a difference of 0.12%), and Immigrants from Morocco (2.1%, a difference of 0.15%).
| Demographics | Rating | Rank | Vision Disability | 
| Immigrants | Cameroon | 88.8 /100 | #129  | Excellent 2.1%  | 
| Immigrants | Kenya | 88.7 /100 | #130  | Excellent 2.1%  | 
| Immigrants | Hungary | 88.7 /100 | #131  | Excellent 2.1%  | 
| New Zealanders | 88.2 /100 | #132  | Excellent 2.1%  | 
| Syrians | 87.5 /100 | #133  | Excellent 2.1%  | 
| Venezuelans | 87.2 /100 | #134  | Excellent 2.1%  | 
| Vietnamese | 86.7 /100 | #135  | Excellent 2.1%  | 
| Czechs | 86.3 /100 | #136  | Excellent 2.1%  | 
| Immigrants | South Eastern Asia | 86.3 /100 | #137  | Excellent 2.1%  | 
| Arabs | 86.3 /100 | #138  | Excellent 2.1%  | 
| Immigrants | Morocco | 85.2 /100 | #139  | Excellent 2.1%  | 
| Immigrants | Netherlands | 84.2 /100 | #140  | Excellent 2.1%  | 
| Sierra Leoneans | 84.1 /100 | #141  | Excellent 2.1%  | 
| South Americans | 82.8 /100 | #142  | Excellent 2.1%  | 
| Immigrants | Sierra Leone | 82.8 /100 | #143  | Excellent 2.1%  |