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    AAA Gas Price Statistics: Arithmetic Mean, median, and modal

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    The American Automobile Association checks the prices of gasoline before many holiday weekends. ... during the May 2003 Memorial Day weekend in the Detroit, Michigan, area. .... before many holiday weekends. Listed below are the self-service prices for a sample of 15 retail outlets during Labor Day weekend of 2007 in the detroit, michigan area.

    3.44 3.42 3.35 3.39 3.49 3.49 3.41 3.46
    3.41 3.49 3.45 3.48 3.39 3.46 3.44

    What is the arithmetic mean selling price?
    What is the median selling price?
    What is the modal selling price?

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    Following is the method to calculate the Arithmatic Mean.


    To find the Median, we need to arrange the values in increasing order.

    Increasing order is :
    3.35, 3.39, 3.39, 3.41, 3.41, 3.42, 3.44, 3.44, 3.45, 3.46, 3.46, 3.48, 3.49, 3.49, 3.49

    After arranging in increasing order, the middle number (leaving seven numbers to the right and seven numbers to the left) is 3.44, ...

    Solution Summary

    AAA Gas Price Statistics: Arithmetic Mean, median, and modal are examined.