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The mean return for a random sample of 33 mutual funds is 14.93 percent with a standard deviation of 9.57. Construct a 95% confidence interval for the population mean.
1. 11.53 to 18.32
2. 11.01 to 18.85
3. 14.82 to 15.04
4. 10.95 to 18.91
Statistics and Probability, Statistics
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