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The USDA reports that 31% of four-member households spend les than $100 per week on groceries. Suppose a random sample of 600 four-member households is
The USDA reports that 31% of four-member households spend les than $100 per week on groceries. Suppose a random sample of 600 four-member households is taken.
There is a 70% probability that the sample proportion of households who spend less than $100 per week on groceries is no less than what?
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