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    mean and the standard deviation

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    The following dtables provide information about the top women-owned businesses in the U.S. The first table gives year 2000 revenue in millions of dollars and number of employees for Pennsylvania women-owned companies with year 2000 revenues of $70 million or higher. The second table gibes the same information for Michigan women-owned companies with year 2000 revenues of $70 million or higher.

    Pennsylvania compa 2000 revenue ($ million) number of employees

    84 lumber 2000 4400
    Charming shoppes 1600 12000
    Rodale 500 1300
    Mothers work 366.3 3800
    Harmelin media 200 105
    Wetherill associates 135 500
    Hanna holdings 73.7 1284

    Michigan companies 2000 revenue ($million) number of employees

    Ilitch holdings 800 700
    Plastech engineer 420 3500
    Jerome-duncan ford 350 300
    Elder ford 287.6 108
    Patsy Lou 221 240
    Mexican ind 174 1463
    Rush trucking 153 2000
    jaguar-saab 143 134
    manpower metro 118 250
    continental plastic 107 650
    leco 82 800
    rodgers chevrolet 75 80
    strategic staffing 75 600
    two men & a truck 75 40
    systrand manu 72 230

    question a. use a calculator or computer to compute the mean and standard deviation of the year 2000 revenue for the Pennsylvania companies in the first table.

    question b. use a calculation or computer to compute the mean and standard deviation of the year 2000 revenue for the Michigan companies in the second table.

    question c. explain what the values you calculatwd in parts a and b of this exploration tell you about the data sets.

    question d. how would the mean and standard deviation change if the largest data value in each set were removed?

    question e. find the mean and the standard deviation of the number of employees for the Pennsylvania companies in the first table.

    question f. find the mean and the standard deviation of the number of employees for the Michigan companies in the second table and compare to your results in part e of the exploration.

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    https://brainmass.com/business/business-math/mean-and-the-standard-deviation-291709

    Solution Summary

    This solution finds the mean and the standard deviation of the number.

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