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Finding p̂ and E: A 98% confidence interval for a population proportion is given as 0.209...

Finding p̂ and E: A 98% confidence interval for a population proportion is given as 0.209 < p < 0.419. Round your answers to 3 decimal places.

(a) Calculate the sample proportion. p̂ =

(b) Calculate the margin of error. E =

Math   Statistics-And-Probability   
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Answer #1

(a)The sample proportion calculated is

.

(b) The margin of error calculated is

.

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