Consider the following hypotheses H 0 8 H A 8 The population is normally distributed A sample produces the following observations (You may find it useful to reference the appropriate table z table or t table ) 6 9 8 7 7 11 10 Click here for the Excel Data File a Find the mean and the standard deviation (Round your answers to 2 decimal places ) b Calculate the value of the test statistic (Round final answer to 2 decimal places )

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Question: Consider the following hypotheses: H 0 : = 8 H A : 8 The population is normally distributed. A sample produces the following observations: (You

Consider the following hypotheses: H₀:= 8 H_A: 8 The population is normally distributed. A sample produces the following observations:(You may find it useful to reference the appropriate table:ztableorttable)

Click here for the Excel Data File

a.Find the mean and the standard deviation.(Round your answers to 2 decimal places.)

b.Calculate the value of the test statistic.(Round final answer to 2 decimal places.)

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