SCENARIO 9-1 Microsoft Excel Was Used on a Set of Data Involving

question 29

True/False

SCENARIO 9-1
Microsoft Excel was used on a set of data involving the number of defective items found in a random
sample of 46 cases of light bulbs produced during a morning shift at a plant.A manager wants to
know if the mean number of defective bulbs per case is greater than 20 during the morning shift.She
will make her decision using a test with a level of significance of 0.10.The following information
was extracted from the Microsoft Excel output for the sample of 46 cases:
-True or False: Referring to Scenario 9-1, the manager can conclude that there is sufficient
evidence to show that the mean number of defective bulbs per case is greater than 20 during the
morning shift with no more than a 1% probability of incorrectly rejecting the true null hypothesis.

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Definitions:

Experimental Confederate

An individual in a study who is secretly working with the researchers, posing as a participant but following a scripted behavior.

Facial Expressions

Visible contractions or movements of the muscles beneath the skin of the face, considered as a form of nonverbal communication.

Emotion Regulation

The ability to influence one’s emotions.

Flashbulb Memories

Vivid, detailed memories of significant or shocking events that feel as if they have been seared into the brain.