oo T-Mobile LTE 10:55 PM wamap.org Here again are the boxplots showing annual in

Question

oo T-Mobile LTE 10:55 PM wamap.org Here again are the boxplots showing annual incomes (in thousands of dollars) of households in two cities. Statstown Medianville 204060 ” 100 120 140 Annual Income Which city has a greater percentage of households with annual incomes between $50,000 and S80,000? Statstown Medianville Both cities have the same percentage of households with annual incomes between $50,000 and $80,000. OIt is impossible to tell from the boxplots. This is not quite right. Remember that the line in the box indicates the median. And remember that the left edge of the box indicates the first quartile. Remember that exactly a quarter of the data will be between the first quartile and the median. Now compare the display for the two cities, and rethink

Explanation / Answer

Statstown - 25 % form 40 to 80 K

Medainville - 25 % from 60 to 80 K

now we want to know % in 50-80 K

clearly for Statstown - it is less than 25 % ,as ( 25 % is from 40k -80 k)

and for Medianville - it is more than 25 % as {25 % is from 60 k- 80 k}

hence

option B) Medianville is correct

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