Mathematics, 24.11.2021 20:30, EvelynJ21011

According to a recent census, 18% of the people in the United States are of Hispanic origin. One county supervisor believes her county has a different proportion of Hispanic people than the nation as a whole. She looks at their most recent survey data, which was a random sample of 420 county residents, and found that 56 of those surveyed are of Hispanic origin. The null and alternative hypotheses are given as:

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According to a recent census, 18% of the people in the United States are of Hispanic origin. One cou...