Suppose the true proportion of people who use public transportation to get to work in the Washington,
Question:
Suppose the true proportion of people who use public transportation to get to work in the Washington, D.C., area is 0.45. In a simple random sample of 250 people who work in Washington, about how far do you expect the sample proportion to be from the true proportion?
(a) 0.4975
(c) 0.0315
(e) 0
(b) 0.2475
(d) 0.0009
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