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    Mean weekly child care cost for employees

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    Merrill Lynch Securities and Health Care Retirement, Inc., are two large employers in downtown Toledo, Ohio. They are considering jointly offering child care for their employees. As apart of the feasibility study, they wish to estimate the mean weekly child-care cost of their employees. A sample of 10 employees who use child care reveals the following amounts spent last week.

    $107 $92 $97 $95 $105 $101 $91 $99 $95 $104

    Develop a 90 percent confidence interval for the population mean. Interpret the result.

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    https://brainmass.com/statistics/confidence-interval/mean-weekly-child-care-cost-employees-340691

    Solution Preview

    Please see the answers.

    stats
    Hi, i have come close but how do i find the standard deviation? Which formula should i use?

    Merrill Lynch Securities and Health Care Retirement, Inc., are two large employers in downtown Toledo, Ohio. They are considering jointly offering child care for their employees. As apart of the feasibility study, they wish ...

    Solution Summary

    This solution provides a step by step method for computing confidence interval for mean. It helps develop a 90 percent confidence interval for the population mean, and interprets the result.

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