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Suppose a random sample of 500 people took part in a soda preference taste test between...

Suppose a random sample of 500 people took part in a soda preference taste test between Coke and Pepsi. Participants sampled the two beverages in separate cups, but they were not told which drink was in which cup. Those conducting the test reported that 290 preferred Pepsi.

a. Estimate the value of the population proportion.

b. Develop a 95% confidence interval for the population proportion. Round answers to the nearest thousandth.

c. Interpret your findings.

Math   Statistics-And-Probability   
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