A Company Manufacturing Computer Chips Finds That 8% of All

question 16

Multiple Choice

A company manufacturing computer chips finds that 8% of all chips manufactured are defective. In an effort to decrease the percentage of defective chips, management decides To provide additional training to those employees hired within the last year. After Training was implemented, a sample of 450 chips revealed only 27 defects. A hypothesis Test is performed to determine if the additional training was effective in lowering the Defect rate. The correct value of the test statistic is

• A) z = -1.56
• B) z = -2.57
• C) z = 1.56
• D) z = 1.96
• E) z = -2.57 ..

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Definitions:

Adverse Events

Unintended and harmful occurrences associated with the use of a medical product or procedure, including side effects, complications, or other negative reactions.

Food and Drug Administration

A federal agency of the United States Department of Health and Human Services responsible for protecting and promoting public health through the control and supervision of food safety, tobacco products, dietary supplements, prescription and over-the-counter medications, vaccines, biopharmaceuticals, blood transfusions, medical devices, electromagnetic radiation emitting devices, cosmetics, animal foods & feed, and veterinary products.

Abbreviation

A condensed version of a word or phrase, created to make writing and speaking more straightforward.

NPO

An instruction meaning "nil per os" or nothing by mouth, used to restrict oral intake of food and liquids, typically before surgery or certain medical tests.