12/18/17
Translate the sentence into an equation. The difference of a number times 8 and 9 is 7 .
This question is hard. Don't know how to start
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12/12/17
In a recent poll of 1200 randomly selected office workers, 32% said they had worn a Halloween costume t0o work at least once.
What is the 95% confidence interval for the proportion of all adult office workers who have worn a Halloween costume to the office at least once?
What is the margin of error, using a 95%...
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