The Following Display from a TI-84 Plus Calculator Presents the Results

question 142

Multiple Choice

The following display from a TI-84 Plus calculator presents the results of a hypothesis test for a population mean $\mu$ .


What is the value of $s$ ?

• A) 0.55832
• B) -2.182483
• C) 30.84
• D) 0.016605

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Definitions:

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The applied science of being concerned with the nature and characteristics of people as they relate to design and activities with the intention of producing more effective results and greater safety.