Suppose that 25% of all Sydneysiders catch the train to work. You work for a market research company and are interested in the proportion of Sydneysiders who catch the train to work.  As part of your research, you go to the local train station and survey 100 commuters, finding that 45% catch the train to work. Correctly identify the: 1: Parameter 2: Estimate/Statistic匹配题

A

0.45

B

sqrt(0.25 * 0.45)

C

sqrt(0.25 * 0.45) / 100

D

100

E

0.25

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