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According to the US Census Bureau in 2021, 23% of children under 18 live with only one parent. Melissa McCall wishes to see if this is a reasonable percentage for
the children in Beacon Hills, California. She takes a random sample of 180 children under 18 for the study and finds that 52 live with only one parent.
Test at a = 0.05. Show all seven steps to receive full credit.


Sagot :

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