A researcher wants to test if the mean annual salary of all lawyers in a city is different than $

A researcher wants to test if the mean annual salary of all lawyers in a city is different than $

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 A researcher wants to test if the mean annual salary of all lawyers in a city is different than $110,000. The null hypothesis for this example will be that the population mean is:

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greater than to $110,000

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not equal to $110,000

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equal to $110,000

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less than to $110,000
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