Probability that exactly three workers


In the San Francisco, 30% of workers take public transportation daily (USA Today, December 21,2005).

In a sample of 9 workers, determine the probability that exactly three workers take public transportation daily (to 4 decimals)?

In a sample of 9 workers, determine the probability that at least three workers take public transportation daily (to 4 decimals)?

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Basic Statistics: Probability that exactly three workers
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