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Suppose that a 95% confidence interval for a population proportion is (.7, .9). What statistic was observed in the sample? Is 0.85 a reasonable value

Suppose that a 95% confidence interval for a population proportion is (.7, .9).

What statistic was observed in the sample?

Is 0.85 a reasonable value for the parameter?

Is 0.2 a reasonable value for the parameter?

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