A Study of the Amount of Time It Takes a Mechanic

question 46

Multiple Choice

A study of the amount of time it takes a mechanic to rebuild the transmission for a 2010 Chevrolet Colorado shows that the mean is 8.4 hours and the standard deviation is 1.8 hours. If 40 mechanics are randomly selected, find the probability that their mean rebuild time is less
Than 8.9 hours.

• A) 0.9589
• B) 0.4276
• C) 0.9608
• D) 0.9756

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Definitions:

Chemo

Short for chemotherapy, a type of cancer treatment that uses one or more anti-cancer drugs as part of a standardized chemotherapy regimen.

Receptor Type

Refers to the specific classification of receptors based on their ligand specificity, function, or location on the cell surface or within the cell.

Taste

A sense that allows organisms to perceive the flavor of substances, primarily using taste buds on the tongue.

Internal Organ

Any organ inside the body that plays a vital role in maintaining different bodily functions.