A long-distance telephone company claim-, that the mean duration of long-distanc

Question

A long-distance telephone company claim-, that the mean duration of long-distance telephone calls originating in one town was greater than 94 minutes. which is the average for the state Determine the conclusion of the hypothesis test assuring that the result of the sampling do not lead to rejection of the null hypothesis. Conclusion Support the claim that the mean is less than 9 4 minutes D Conclusion Support the claim that the mean is greater than, 9 4 minutes C Conclusion Support the dam that the mean is equal to 9 4 minutes Conclusion not support the claim that the moan is greater than 9 4 minutes

Explanation / Answer

Answer :

A long-distance telephone company claims that the mean duration of long-distance telephone calls originating in one town was not equal to 9.4 minutes, which is the average for the state. Determine the null and alternative hypotheses for the test described.

Null Hypothesis : H0: mu = 9.4 ( That is Support the claim that the mean is greater than 9.4 minutes.)

Alternative Hypothesis :Ha: mu 9.4 ( That is Support the claim that the mean is not greater than 9.4 minutes )

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