Question: Suppose TurboTax, a developer of tax preparation software, would like to determine if the median state tax refund in 2013 differs among various regions of

Suppose TurboTax, a developer of tax preparation software, would like to determine if the median state tax refund in 2013 differs among various regions of the country. A random sample of taxpayer refunds from Maryland, California, Louisiana, and Ohio were recorded and are as follows. These data can also be found in the Excel file TurboTax.xlsx.

Perform a hypothesis test using Î± = 0.05 to determine if there is a difference among the median state tax refunds for taxpayers in these four states.

Marvland CaliforniaLouisiana Ohio 1,646 403 1,613 1,717 348 1.042 904 640 1.279 743 593 575 602 216 399 324 62 324 345 366

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