Immigrants from Ireland vs Czechoslovakian Married-couple Households

The statistical analysis conducted on geographies consisting of 240,743,344 people shows a poor positive correlation between the proportion of Immigrants from Ireland and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.131 and weighted average of 48.0%. Similarly, the statistical analysis conducted on geographies consisting of 368,521,204 people shows a slight positive correlation between the proportion of Czechoslovakians and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.084 and weighted average of 48.5%, a difference of 1.1%.

Married-couple Households Correlation Summary

Measurement	Immigrants from Ireland	Czechoslovakian
Minimum	32.8%	7.6%
Maximum	80.3%	100.0%
Range	47.5%	92.4%
Mean	54.1%	54.5%
Median	51.9%	53.6%
Interquartile 25% (IQ1)	47.4%	45.3%
Interquartile 75% (IQ3)	60.2%	65.4%
Interquartile Range (IQR)	12.8%	20.1%
Standard Deviation (Sample)	9.2%	18.3%
Standard Deviation (Population)	9.1%	18.1%

Similar Demographics by Married-couple Households

Demographics Similar to Immigrants from Ireland by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Ireland are Afghan (48.0%, a difference of 0.0%), Belgian (48.0%, a difference of 0.010%), Cypriot (48.0%, a difference of 0.030%), Immigrants from Israel (48.0%, a difference of 0.040%), and French (48.0%, a difference of 0.050%).

Demographics	Rating \| Rank	Married-couple Households
Russians	98.1 /100 \| #80	Exceptional 48.2%
Finns	98.0 /100 \| #81	Exceptional 48.1%
Immigrants \| Poland	97.7 /100 \| #82	Exceptional 48.1%
Guamanians/Chamorros	97.6 /100 \| #83	Exceptional 48.1%
Ukrainians	97.6 /100 \| #84	Exceptional 48.1%
Immigrants \| Israel	97.4 /100 \| #85	Exceptional 48.0%
Belgians	97.4 /100 \| #86	Exceptional 48.0%
Immigrants \| Ireland	97.3 /100 \| #87	Exceptional 48.0%
Afghans	97.3 /100 \| #88	Exceptional 48.0%
Cypriots	97.2 /100 \| #89	Exceptional 48.0%
French	97.2 /100 \| #90	Exceptional 48.0%
Immigrants \| Moldova	97.0 /100 \| #91	Exceptional 48.0%
Palestinians	96.9 /100 \| #92	Exceptional 48.0%
Lebanese	96.9 /100 \| #93	Exceptional 47.9%
Americans	96.9 /100 \| #94	Exceptional 47.9%

Demographics Similar to Czechoslovakians by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Czechoslovakians are Immigrants from Indonesia (48.5%, a difference of 0.0%), Polish (48.5%, a difference of 0.010%), Croatian (48.5%, a difference of 0.080%), Austrian (48.6%, a difference of 0.090%), and Immigrants from Northern Europe (48.6%, a difference of 0.090%).

Demographics	Rating \| Rank	Married-couple Households
Irish	99.3 /100 \| #52	Exceptional 48.6%
Whites/Caucasians	99.3 /100 \| #53	Exceptional 48.6%
Immigrants \| Lithuania	99.3 /100 \| #54	Exceptional 48.6%
Austrians	99.3 /100 \| #55	Exceptional 48.6%
Immigrants \| Northern Europe	99.3 /100 \| #56	Exceptional 48.6%
Poles	99.2 /100 \| #57	Exceptional 48.5%
Immigrants \| Indonesia	99.2 /100 \| #58	Exceptional 48.5%
Czechoslovakians	99.2 /100 \| #59	Exceptional 48.5%
Croatians	99.1 /100 \| #60	Exceptional 48.5%
Bulgarians	99.1 /100 \| #61	Exceptional 48.5%
Luxembourgers	99.1 /100 \| #62	Exceptional 48.5%
Basques	99.0 /100 \| #63	Exceptional 48.4%
Northern Europeans	99.0 /100 \| #64	Exceptional 48.4%
Immigrants \| Canada	99.0 /100 \| #65	Exceptional 48.4%
Jordanians	98.9 /100 \| #66	Exceptional 48.4%