The Weight of a Product Is Normally Distributed with a Mean

question 16

Multiple Choice

The weight of a product is normally distributed with a mean of 4 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:

Reaganomics

An economic policy implemented during the presidency of Ronald Reagan, focusing on tax cuts, deregulation, and a decrease in government spending to fuel economic growth.

Poverty Threshold

The minimum level of income deemed adequate in a particular country to sustain a family or individual in terms of their basic needs for food, shelter, clothing, and other essentials.

Hispanics

A term referring to people from, or descendants of people from, Spanish-speaking countries, particularly in the context of the United States.

Below the Poverty Line

Refers to individuals or families whose income falls below the official threshold defined by the government, indicating a lack of sufficient income to meet basic needs.