Immigrants from Iran vs Portuguese 1st Grade

The statistical analysis conducted on geographies consisting of 279,886,762 people shows a moderate negative correlation between the proportion of Immigrants from Iran and percentage of population with at least 1st grade education in the United States with a correlation coefficient (R) of -0.484 and weighted average of 98.0%. Similarly, the statistical analysis conducted on geographies consisting of 450,368,110 people shows a poor positive correlation between the proportion of Portuguese and percentage of population with at least 1st grade education in the United States with a correlation coefficient (R) of 0.129 and weighted average of 97.9%, a difference of 0.070%.

1st Grade Correlation Summary

Measurement	Immigrants from Iran	Portuguese
Minimum	89.4%	94.7%
Maximum	100.0%	100.0%
Range	10.6%	5.3%
Mean	98.4%	98.2%
Median	98.7%	98.1%
Interquartile 25% (IQ1)	98.1%	97.4%
Interquartile 75% (IQ3)	99.1%	99.5%
Interquartile Range (IQR)	1.0%	2.1%
Standard Deviation (Sample)	1.4%	1.3%
Standard Deviation (Population)	1.4%	1.3%

Similar Demographics by 1st Grade

Demographics Similar to Immigrants from Iran by 1st Grade

In terms of 1st grade, the demographic groups most similar to Immigrants from Iran are Comanche (98.0%, a difference of 0.0%), Immigrants from South Central Asia (98.0%, a difference of 0.0%), Dutch West Indian (98.0%, a difference of 0.010%), Immigrants from Moldova (98.0%, a difference of 0.010%), and Soviet Union (98.0%, a difference of 0.010%).

Demographics	Rating \| Rank	1st Grade
Filipinos	77.6 /100 \| #147	Good 98.0%
Apache	75.2 /100 \| #148	Good 98.0%
Immigrants \| Greece	74.9 /100 \| #149	Good 98.0%
Jordanians	72.7 /100 \| #150	Good 98.0%
Dutch West Indians	69.8 /100 \| #151	Good 98.0%
Immigrants \| Moldova	69.5 /100 \| #152	Good 98.0%
Soviet Union	68.9 /100 \| #153	Good 98.0%
Immigrants \| Iran	66.9 /100 \| #154	Good 98.0%
Comanche	66.9 /100 \| #155	Good 98.0%
Immigrants \| South Central Asia	66.2 /100 \| #156	Good 98.0%
Immigrants \| North Macedonia	65.3 /100 \| #157	Good 98.0%
Venezuelans	64.7 /100 \| #158	Good 98.0%
French American Indians	63.7 /100 \| #159	Good 98.0%
Immigrants \| Russia	59.2 /100 \| #160	Average 97.9%
Immigrants \| Italy	59.1 /100 \| #161	Average 97.9%

Demographics Similar to Portuguese by 1st Grade

In terms of 1st grade, the demographic groups most similar to Portuguese are Egyptian (97.9%, a difference of 0.0%), Immigrants from Venezuela (97.9%, a difference of 0.010%), Argentinean (97.9%, a difference of 0.010%), Immigrants from Bosnia and Herzegovina (97.9%, a difference of 0.010%), and Immigrants from Argentina (97.9%, a difference of 0.010%).

Demographics	Rating \| Rank	1st Grade
Natives/Alaskans	50.0 /100 \| #174	Average 97.9%
Immigrants \| Sri Lanka	49.7 /100 \| #175	Average 97.9%
Albanians	49.6 /100 \| #176	Average 97.9%
Immigrants \| Brazil	49.1 /100 \| #177	Average 97.9%
Immigrants \| Venezuela	47.8 /100 \| #178	Average 97.9%
Argentineans	47.2 /100 \| #179	Average 97.9%
Immigrants \| Bosnia and Herzegovina	46.6 /100 \| #180	Average 97.9%
Portuguese	44.2 /100 \| #181	Average 97.9%
Egyptians	42.7 /100 \| #182	Average 97.9%
Immigrants \| Argentina	41.3 /100 \| #183	Average 97.9%
Immigrants \| Poland	40.1 /100 \| #184	Average 97.9%
Immigrants \| Belarus	39.3 /100 \| #185	Fair 97.9%
Paiute	36.5 /100 \| #186	Fair 97.9%
Pakistanis	35.8 /100 \| #187	Fair 97.9%
Arabs	35.5 /100 \| #188	Fair 97.9%