Question

In: Statistics and Probability

Out of a sample of 460 students, 295 indicated that they preferred chocolate ice cream to...

Out of a sample of 460 students, 295 indicated that they preferred chocolate ice cream to vanilla ice cream.

a. Estimate the value of the population proportion of those who preferred chocolate ice cream. (Round the final answer to 3 decimal places.)

Estimated population proportion           

b. Compute the standard error of the proportion. (Round the final answer to 4 decimal places.)

Standard error of the proportion           

c. Determine a 90% confidence interval for the population proportion of those who preferred chocolate ice cream. (Round the final answers to 3 decimal places.)

Confidence interval for the population proportion is between      and    .

d. Interpret your findings.    

If 460 such intervals were determined, the population  (Click to select)  mean or proportion  would be included in about ______ intervals.

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Expert Solution

orchestra answered 1 year ago
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