The Weight of a Product Is Normally Distributed with a Mean

question 11

Multiple Choice

The weight of a product is normally distributed with a mean of four ounces and a variance of .25 "squared ounces." What is the probability that a randomly selected unit from a recently manufactured batch weighs no more than 3.5 ounces?

• A).8413
• B).9772
• C).1587
• D).0228

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Definitions:

Audience Compliance

The degree to which a target audience adheres to or follows the directives, suggestions, or instructions provided by a communicator.

Main Idea

The central or most important concept, point, or message that an author or speaker intends to convey.

Justification

The reasoning behind an action or statement that explains why it is reasonable or necessary.

Demanding Tone

A manner of speaking or writing that expresses a firm expectation that instructions will be followed or needs will be met.