Michael Smith would like to open a new charter grade school and is considering Berks County or Chester County as possible locations. The annual household incomes in each county are a factor. Michael collected a random sample of household incomes for both counties. They are as follows (in thousands of dollars) and can also be found in the Excel file charter school.xlsx.
Perform a hypothesis test using α = 0.05 to determine if there is a difference in annual household incomes between these two counties.
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