Scotch-Irish vs Immigrants from Portugal Single Mother Poverty

The statistical analysis conducted on geographies consisting of 524,083,922 people shows a substantial positive correlation between the proportion of Scotch-Irish and poverty level among single mothers in the United States with a correlation coefficient (R) of 0.551 and weighted average of 31.5%. Similarly, the statistical analysis conducted on geographies consisting of 171,376,513 people shows a weak positive correlation between the proportion of Immigrants from Portugal and poverty level among single mothers in the United States with a correlation coefficient (R) of 0.260 and weighted average of 30.5%, a difference of 3.2%.

Single Mother Poverty Correlation Summary

Measurement	Scotch-Irish	Immigrants from Portugal
Minimum	8.1%	7.4%
Maximum	100.0%	78.9%
Range	91.9%	71.6%
Mean	53.3%	32.2%
Median	45.6%	29.5%
Interquartile 25% (IQ1)	34.5%	23.9%
Interquartile 75% (IQ3)	69.2%	38.9%
Interquartile Range (IQR)	34.7%	15.0%
Standard Deviation (Sample)	26.2%	13.4%
Standard Deviation (Population)	25.9%	13.3%

Similar Demographics by Single Mother Poverty

Demographics Similar to Scotch-Irish by Single Mother Poverty

In terms of single mother poverty, the demographic groups most similar to Scotch-Irish are Immigrants from Senegal (31.5%, a difference of 0.040%), British West Indian (31.5%, a difference of 0.050%), Immigrants from Belize (31.4%, a difference of 0.22%), Immigrants from Cabo Verde (31.6%, a difference of 0.29%), and Immigrants from Micronesia (31.6%, a difference of 0.30%).

Demographics	Rating \| Rank	Single Mother Poverty
Hmong	0.3 /100 \| #262	Tragic 31.2%
Bahamians	0.2 /100 \| #263	Tragic 31.3%
Immigrants \| Ecuador	0.2 /100 \| #264	Tragic 31.3%
German Russians	0.2 /100 \| #265	Tragic 31.3%
Sub-Saharan Africans	0.2 /100 \| #266	Tragic 31.4%
Immigrants \| Belize	0.2 /100 \| #267	Tragic 31.4%
Immigrants \| Senegal	0.1 /100 \| #268	Tragic 31.5%
Scotch-Irish	0.1 /100 \| #269	Tragic 31.5%
British West Indians	0.1 /100 \| #270	Tragic 31.5%
Immigrants \| Cabo Verde	0.1 /100 \| #271	Tragic 31.6%
Immigrants \| Micronesia	0.1 /100 \| #272	Tragic 31.6%
Fijians	0.1 /100 \| #273	Tragic 31.6%
Bangladeshis	0.1 /100 \| #274	Tragic 31.7%
Central Americans	0.1 /100 \| #275	Tragic 31.8%
Delaware	0.0 /100 \| #276	Tragic 31.8%

Demographics Similar to Immigrants from Portugal by Single Mother Poverty

In terms of single mother poverty, the demographic groups most similar to Immigrants from Portugal are Salvadoran (30.6%, a difference of 0.13%), Immigrants from Laos (30.6%, a difference of 0.18%), Immigrants from Burma/Myanmar (30.6%, a difference of 0.20%), Bermudan (30.6%, a difference of 0.28%), and Slovak (30.4%, a difference of 0.36%).

Demographics	Rating \| Rank	Single Mother Poverty
Alaskan Athabascans	4.1 /100 \| #232	Tragic 30.3%
Immigrants \| Middle Africa	3.5 /100 \| #233	Tragic 30.3%
Immigrants \| Nicaragua	3.5 /100 \| #234	Tragic 30.3%
Immigrants \| Grenada	3.4 /100 \| #235	Tragic 30.3%
Welsh	3.2 /100 \| #236	Tragic 30.4%
Immigrants \| St. Vincent and the Grenadines	3.1 /100 \| #237	Tragic 30.4%
Slovaks	2.8 /100 \| #238	Tragic 30.4%
Immigrants \| Portugal	2.1 /100 \| #239	Tragic 30.5%
Salvadorans	1.8 /100 \| #240	Tragic 30.6%
Immigrants \| Laos	1.8 /100 \| #241	Tragic 30.6%
Immigrants \| Burma/Myanmar	1.7 /100 \| #242	Tragic 30.6%
Bermudans	1.6 /100 \| #243	Tragic 30.6%
French	1.3 /100 \| #244	Tragic 30.7%
Barbadians	1.3 /100 \| #245	Tragic 30.7%
Ecuadorians	0.9 /100 \| #246	Tragic 30.8%