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You have produced a confidence interval for your supervisor, and she says, "This interval is too wide to be of any practical value." What are your options for producing a narrower interval in the next study of this same type? Which option would you choose if the study might have consequences that are vital to the future of the firm?u have produced a confidence interval for your supervisor, and she says, "This interval is too wide to be of any practical value." What are your options for producing a narrower interval.

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