Identify the Type I Error or Type II Error as Indicated

question 61

Multiple Choice

Identify the Type I error or Type II error as indicated.
-In the past, the mean running time for a certain type of flashlight battery has been 8.9 hours. 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: $$\begin{array} { l } \mathrm { H } _ { 0 } : \mu = 8.9 \text { hours } \\\mathrm { H } _ { \mathrm { a } } : \mu > 8.9 \text { hours }\end{array}$$
Identify the Type I error.

• A)Reject the claim that the mean running time is 8.9 hours when actually the mean running time is greater than 8.9 hours.
• B)Reject the claim that the mean running time is 8.9 hours when actually the mean running time is 8.9 hours.
• C)Fail to reject the claim that the mean running time is 8.9 hours when actually the mean running time is greater than 8.9 hours.
• D)Fail to reject the claim that the mean running time is 8.9 hours when actually the mean running time is 8.9 hours.

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Definitions:

Serotonin

A chemical messenger responsible for regulating various functions such as mood, digestion, and sleep cycles.

Depression

A mental illness marked by persistent feelings of dejection or a waning interest in pursuits, severely affecting life's daily aspects.

Manic Episode

A period characterized by abnormally elevated or irritable mood, increased activity or energy levels, and other extreme and exaggerated behaviors.

Hyperactive

Exhibiting excessive physical activity or movements that can be inappropriate or not goal-directed.