During the Past Six Months, 73

question 120

Multiple Choice

During the past six months, 73.2 percent of U.S. households purchased sugar. Assume that these expenditures are approximately normally distributed with a mean of $8.22 and a standard deviation of $1.10. Eighty percent of the households spent more than what amount?

• A) $7.30
• B) $7.38
• C) $9.06
• D) $9.14

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Definitions:

Terrorist Attacks

Violent acts that are intended to create fear, carried out for a religious, political, or ideological goal, typically targeting civilians.

September 11

A date marking major terrorist attacks in 2001 against the United States, most notably the destruction of New York City's World Trade Center.

Rape Victims

Individuals who have suffered a non-consensual sexual act, which can result in various severe psychological and physical consequences.

Proportion

A mathematical concept that denotes the relationship between parts of a whole or between two or more quantities, illustrating their ratio.