Immigrants from Poland vs Sri Lankan 9th Grade

The statistical analysis conducted on geographies consisting of 304,861,877 people shows a moderate positive correlation between the proportion of Immigrants from Poland and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of 0.406 and weighted average of 94.9%. Similarly, the statistical analysis conducted on geographies consisting of 440,593,537 people shows a poor negative correlation between the proportion of Sri Lankans and percentage of population with at least 9th grade education in the United States with a correlation coefficient (R) of -0.136 and weighted average of 93.2%, a difference of 1.8%.

9th Grade Correlation Summary

Measurement	Immigrants from Poland	Sri Lankan
Minimum	90.0%	71.3%
Maximum	100.0%	100.0%
Range	10.0%	28.7%
Mean	94.9%	90.0%
Median	94.9%	90.8%
Interquartile 25% (IQ1)	93.5%	85.9%
Interquartile 75% (IQ3)	95.9%	94.4%
Interquartile Range (IQR)	2.3%	8.5%
Standard Deviation (Sample)	2.5%	6.4%
Standard Deviation (Population)	2.4%	6.4%

Similar Demographics by 9th Grade

Demographics Similar to Immigrants from Poland by 9th Grade

In terms of 9th grade, the demographic groups most similar to Immigrants from Poland are Immigrants from Venezuela (94.9%, a difference of 0.0%), Immigrants from Iraq (94.9%, a difference of 0.010%), Immigrants from Egypt (94.9%, a difference of 0.020%), Brazilian (94.9%, a difference of 0.020%), and Immigrants from Spain (94.9%, a difference of 0.020%).

Demographics	Rating \| Rank	9th Grade
Colville	58.5 /100 \| #171	Average 94.9%
Iraqis	54.0 /100 \| #172	Average 94.9%
Cheyenne	51.5 /100 \| #173	Average 94.9%
Immigrants \| Egypt	50.0 /100 \| #174	Average 94.9%
Brazilians	49.8 /100 \| #175	Average 94.9%
Immigrants \| Spain	49.1 /100 \| #176	Average 94.9%
Immigrants \| Iraq	47.8 /100 \| #177	Average 94.9%
Immigrants \| Poland	46.7 /100 \| #178	Average 94.9%
Immigrants \| Venezuela	46.5 /100 \| #179	Average 94.9%
Immigrants \| Uganda	43.1 /100 \| #180	Average 94.8%
Sierra Leoneans	42.7 /100 \| #181	Average 94.8%
Seminole	42.5 /100 \| #182	Average 94.8%
Immigrants \| Nepal	39.7 /100 \| #183	Fair 94.8%
Argentineans	37.6 /100 \| #184	Fair 94.8%
Liberians	37.4 /100 \| #185	Fair 94.8%

Demographics Similar to Sri Lankans by 9th Grade

In terms of 9th grade, the demographic groups most similar to Sri Lankans are Cuban (93.2%, a difference of 0.0%), Immigrants from Laos (93.2%, a difference of 0.010%), Immigrants from Burma/Myanmar (93.1%, a difference of 0.020%), British West Indian (93.2%, a difference of 0.030%), and Indonesian (93.1%, a difference of 0.030%).

Demographics	Rating \| Rank	9th Grade
Immigrants \| Barbados	0.0 /100 \| #286	Tragic 93.4%
Immigrants \| St. Vincent and the Grenadines	0.0 /100 \| #287	Tragic 93.4%
Immigrants \| South Eastern Asia	0.0 /100 \| #288	Tragic 93.3%
Immigrants \| West Indies	0.0 /100 \| #289	Tragic 93.3%
Pennsylvania Germans	0.0 /100 \| #290	Tragic 93.3%
British West Indians	0.0 /100 \| #291	Tragic 93.2%
Immigrants \| Laos	0.0 /100 \| #292	Tragic 93.2%
Sri Lankans	0.0 /100 \| #293	Tragic 93.2%
Cubans	0.0 /100 \| #294	Tragic 93.2%
Immigrants \| Burma/Myanmar	0.0 /100 \| #295	Tragic 93.1%
Indonesians	0.0 /100 \| #296	Tragic 93.1%
Fijians	0.0 /100 \| #297	Tragic 93.1%
Haitians	0.0 /100 \| #298	Tragic 93.1%
Immigrants \| Grenada	0.0 /100 \| #299	Tragic 93.0%
Yaqui	0.0 /100 \| #300	Tragic 92.9%