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Science-Related Homework Help Statistics and Probability Topic started by: riirkirir on Dec 30, 2021



Title: It is believed that the proportion of the U.S. population who speak a foreign language at home has ...
Post by: riirkirir on Dec 30, 2021
It is believed that the proportion of the U.S. population who speak a foreign language at home has changed over the years. Suppose the data below represent random samples that were taken in 1990, 2000, and 2010 by the Census Bureau, which recorded the number of individuals who spoke a foreign language at home.



Perform a chi-square test to determine if the proportion of the U.S. population who speak a foreign language at home has changed over the years using α = 0.05.


Title: It is believed that the proportion of the U.S. population who speak a foreign language at home has ...
Post by: Lydiaa on Dec 30, 2021
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