statistics

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The daily sales of a retail store are normally distributed with a standard deviation of $500. If the probability that sales will be less than $10,000 in any one day is 40%, what are the mean daily sales?

  • statistics -

    Its one of these!

    $9,873.35

    $10,126.65

    $12,533.65

    None of the above

  • statistics -

    $12,553.65

  • statistics -

    9,873.35

  • statistics -

    $10,126.65

  • statistics -

    $12,533.65

  • statistics -

    $10,126.65

  • statistics -

    None of the above

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