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Suppose the true proportion of people who use public transportation to get to work in the Dallas/Forth Worth, TX area is 0.45. In a simple
Suppose the true proportion of people who use public transportation to get to work in the Dallas/Forth
Worth, TX area is 0.45. In a simple random sample of 250 people who work in Dallas/Fort Worth, what
is the standard deviation of the statistic, P^? State your formula, show your calculations and round your
answer to four decimal places.
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