A neighborhood organization wants to know what percent of households want to have a community vegetable garden. The organization
plans to survey a random sample of 25 households.
What is the best way to randomly choose these 25 households?
What is the best way to randomly choose these 25 households?
2 answers:
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Since , we know that
must be a factor of
, so
. Then the zeros of
are
, and their product is -108, whose absolute value is 108.