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Is the environment a major issue with Americans? To answer that question, a researcher conducts a...

Is the environment a major issue with Americans? To answer that question, a researcher conducts a survey of 1255 randomly selected Americans. Suppose 729 of the sampled people replied that the environment is a major issue with them. Construct a 95% confidence interval to estimate the proportion of Americans who feel that the environment is a major issue with them. What is the point estimate of this proportion?

Math   Statistics-And-Probability   
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Answer #1

Let p denotes the true proportion of Americans who feel that the environment is a major issue with them.

The point estimate of this proportion = sample proportion

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