In a Manufacturing Process a Machine Produces Bolts

question 79

Multiple Choice

In a manufacturing process a machine produces bolts. The lengths of the bolts follow a normal distribution with an average of 3 cm and a variance of 0.03 cm2. If we randomly select three bolts from this process:
-What is the probability the mean length of the bolt is at most 3.1 cm?

• A)0.8413
• B)1
• C)0.7157
• D)0.2843
• E)0.1587

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Definitions:

Functionalism

A theoretical perspective in sociology that views society as a complex system whose parts work together to promote solidarity and stability.

Evolutionary Advantage

A genetic trait that increases an organism's chance of survival and reproduction in its environment.

Latent Function

Latent function refers to the unrecognized or unintended consequences, positive or negative, of social processes or structures.

Values

Values are core principles or standards that guide people's judgments and actions, representing what is important in an individual's life or in a culture.