A computer magazine is evaluating the charge life of a new notebook computer battery.  As part of its investigation, it tests the following hypotheses.             H0: The mean charge life is 7 hours. Ha: The mean charge life is more than 7 hours.   Which of the following decisions would result in committing a type II error? Group of answer choices The mean charge life is actually 7 hours, and it is concluded that this is the case. The mean charge life is actually 7 hours, but it is concluded that it equals 7. None of the other answers are Type II errors The mean charge life is actually 7 hours, but it is concluded that the mean life exceeds 7.

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A computer magazine is evaluating the charge life of a new notebook computer battery.  As part of its investigation, it tests the following hypotheses.            

H0: The mean charge life is 7 hours.

Ha: The mean charge life is more than 7 hours.

 

Which of the following decisions would result in committing a type II error?

Group of answer choices
The mean charge life is actually 7 hours, and it is concluded that this is the case.
The mean charge life is actually 7 hours, but it is concluded that it equals 7.
None of the other answers are Type II errors
The mean charge life is actually 7 hours, but it is concluded that the mean life exceeds 7.
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