In the past, the mean running time for a certain type of fla…
In the past, the mean running time for a certain type of flashlight battery has been The manufacturer has introduced a change in the production method and wants to perform a hypothesis test to determine whether the mean running time has increased as a result. The hypotheses are:H0: μ = 8.2 hoursHa: μ > 8.2 hourswhere μ is the mean running time of the new batteries . Explain the meaning of a Type I error.
Read Details