Iranian vs Immigrants from Portugal 4th Grade
COMPARE
Iranian
 Immigrants from Portugal
 4th Grade
4th Grade Comparison
Iranians
Immigrants from Portugal
98.0%
4TH GRADE
99.4/ 100
METRIC RATING
72nd/ 347
METRIC RANK
96.6%
4TH GRADE
0.0/ 100
METRIC RATING
295th/ 347
METRIC RANK
Iranian vs Immigrants from Portugal 4th Grade Correlation Chart
The statistical analysis conducted on geographies consisting of 310,635,884 people shows a substantial positive correlation between the proportion of Iranians and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.549 and weighted average of 98.0%. Similarly, the statistical analysis conducted on geographies consisting of 174,792,107 people shows a slight positive correlation between the proportion of Immigrants from Portugal and percentage of population with at least 4th grade education in the United States with a correlation coefficient (R) of 0.073 and weighted average of 96.6%, a difference of 1.4%.
 
4th Grade Correlation Summary
| Measurement | Iranian | Immigrants from Portugal | 
| Minimum | 97.4% | 92.8% | 
| Maximum | 100.0% | 100.0% | 
| Range | 2.6% | 7.2% | 
| Mean | 99.0% | 96.9% | 
| Median | 99.0% | 96.9% | 
| Interquartile 25% (IQ1) | 98.6% | 95.7% | 
| Interquartile 75% (IQ3) | 99.6% | 98.0% | 
| Interquartile Range (IQR) | 1.00% | 2.3% | 
| Standard Deviation (Sample) | 0.71% | 1.8% | 
| Standard Deviation (Population) | 0.70% | 1.8% | 
Similar Demographics by 4th Grade
Demographics Similar to Iranians by 4th Grade
In terms of 4th grade, the demographic groups most similar to Iranians are Macedonian (98.0%, a difference of 0.0%), Chickasaw (98.0%, a difference of 0.010%), Immigrants from Netherlands (98.0%, a difference of 0.020%), Cherokee (98.0%, a difference of 0.020%), and Immigrants from Lithuania (98.0%, a difference of 0.020%).
| Demographics | Rating | Rank | 4th Grade | 
| Immigrants | Northern Europe | 99.6 /100 | #65  | Exceptional 98.0%  | 
| Canadians | 99.6 /100 | #66  | Exceptional 98.0%  | 
| New Zealanders | 99.6 /100 | #67  | Exceptional 98.0%  | 
| Kiowa | 99.6 /100 | #68  | Exceptional 98.0%  | 
| Pueblo | 99.6 /100 | #69  | Exceptional 98.0%  | 
| Immigrants | Austria | 99.6 /100 | #70  | Exceptional 98.0%  | 
| Lumbee | 99.6 /100 | #71  | Exceptional 98.0%  | 
| Iranians | 99.4 /100 | #72  | Exceptional 98.0%  | 
| Macedonians | 99.4 /100 | #73  | Exceptional 98.0%  | 
| Chickasaw | 99.4 /100 | #74  | Exceptional 98.0%  | 
| Immigrants | Netherlands | 99.3 /100 | #75  | Exceptional 98.0%  | 
| Cherokee | 99.3 /100 | #76  | Exceptional 98.0%  | 
| Immigrants | Lithuania | 99.3 /100 | #77  | Exceptional 98.0%  | 
| Immigrants | England | 99.3 /100 | #78  | Exceptional 98.0%  | 
| Ukrainians | 99.2 /100 | #79  | Exceptional 98.0%  | 
Demographics Similar to Immigrants from Portugal by 4th Grade
In terms of 4th grade, the demographic groups most similar to Immigrants from Portugal are Somali (96.6%, a difference of 0.010%), Immigrants from Eritrea (96.7%, a difference of 0.020%), Puerto Rican (96.7%, a difference of 0.040%), Malaysian (96.7%, a difference of 0.060%), and Immigrants from Grenada (96.7%, a difference of 0.070%).
| Demographics | Rating | Rank | 4th Grade | 
| Immigrants | Afghanistan | 0.0 /100 | #288  | Tragic 96.8%  | 
| Immigrants | West Indies | 0.0 /100 | #289  | Tragic 96.7%  | 
| British West Indians | 0.0 /100 | #290  | Tragic 96.7%  | 
| Immigrants | Grenada | 0.0 /100 | #291  | Tragic 96.7%  | 
| Malaysians | 0.0 /100 | #292  | Tragic 96.7%  | 
| Puerto Ricans | 0.0 /100 | #293  | Tragic 96.7%  | 
| Immigrants | Eritrea | 0.0 /100 | #294  | Tragic 96.7%  | 
| Immigrants | Portugal | 0.0 /100 | #295  | Tragic 96.6%  | 
| Somalis | 0.0 /100 | #296  | Tragic 96.6%  | 
| Immigrants | Somalia | 0.0 /100 | #297  | Tragic 96.5%  | 
| Haitians | 0.0 /100 | #298  | Tragic 96.5%  | 
| Immigrants | Dominica | 0.0 /100 | #299  | Tragic 96.5%  | 
| Immigrants | South Eastern Asia | 0.0 /100 | #300  | Tragic 96.5%  | 
| Immigrants | Immigrants | 0.0 /100 | #301  | Tragic 96.5%  | 
| Immigrants | Cuba | 0.0 /100 | #302  | Tragic 96.4%  |