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8 percent of all city A residents are known to have abnormal blood pressure requiring some...

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Statistics

8 percent of all city A residents are known to haveabnormal blood pressure requiring some form of medication(give answers to 4 places past decimal)

1. What is the sampling distribution for the sample proportionof citizens requiring medication ina. random sample of 550people.

Normal Mean:

Standard Deviation:

2. What is the probability that the sample proportion requiringmedication, in the random sample of part (1) above, is greater than10%?

3. What is the minimum sample size necessary for the sampleproportion of citizens requiring medication to be approximatelynormal?

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