A Random Sample of 100 Observations Produced a Sample Proportion

question 40

Multiple Choice

A random sample of 100 observations produced a sample proportion of .25. An approximate 90% confidence interval for the population proportion p is

• A) .248 and .252
• B) .179 and .321
• C) .423 and .567
• D) .246 and .254
• E) None of the above answers are correct.

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