Question

The accompanying table lists the 2010 median household incomes, rounded to the nearest dollar, for all 50 states and the District of Columbia.
a. Construct a frequency distribution table. Use the following classes: $37,000–41,999, $42,000–46,999, $47,000–51,999, $52,000–56,999, $57,000–61,999, and $62,000–66,999.
b. Calculate the relative frequency and percentage for each class.
c. Based on the frequency distribution, do the data appear to be symmetric or skewed?
d. What percentage of these states had an estimated median household income of $52,000 or more?


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  • CreatedAugust 25, 2015
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