In a Manufacturing Process, a Machine Produces Bolts That Have

question 84

Multiple Choice

In a manufacturing process, a machine produces bolts that have an average length of 3 inches with a variance of .03. If we randomly select three bolts from this process, what is the probability the mean length of the bolt is at least 3.16 inches?

• A) 97.72%
• B) 5.48%
• C) 94.52%
• D) 44.52%
• E) 2.28%

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Definitions:

Norms

Shared rules or guidelines within a society or group that dictate appropriate and acceptable behaviors, values, and beliefs.

Prescriptive

Describes an approach or rule that indicates how things should be done, setting standards or norms for behavior.

Proscriptive

Relating to prohibitions or restrictions, especially in terms of rules or laws.

Intimate Zone

The physical space immediately surrounding someone, into which encroachment feels uncomfortable, safe for close friends and family.