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A choral conductor has 1772 singers in her choir, some of them are professional singers. The...

A choral conductor has 1772 singers in her choir, some of them are professional singers. The conductor wants to estimate what percentage of singers are professional, but can't ask all 1772, so she instead asks 684 singers in front and finds 15 who are professionals.

Identify the parameter, statistic, population, and if any type of bias occurred during this scenario.

math   Statistics-And-Probability   
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Answer #1

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