According to the 2010 U

question 30

Essay

According to the 2010 U.S. Census, 11.7% of the people in the state of Oregon were Hispanic or Latino. A political party wants to know how much impact the Hispanic and Latino vote will have, so they wonder if that percentage has changed since then. They take a random sample of 853 adults in Oregon and ask, among other things, their race. 113 of the people surveyed were Hispanic or Latino. Can the political party conclude that the Hispanic proportion of the population has changed since 2010?
-Was your test one-tail upper tail, lower tail, or two-tail? Explain why you chose that kind of test in this situation.

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Definitions:

Central Nervous System

The complex of nerve tissues that controls the activities of the body, comprising the brain and spinal cord.

Cocaine

Cocaine is a powerful stimulant drug derived from the leaves of the coca plant, which is native to South America. It is known for its euphoric effects but also poses significant health risks and potential for addiction.

Barbiturates

A class of drugs that act as central nervous system depressants, used as sedatives or anticonvulsants.

Marijuana

A psychoactive drug from the Cannabis plant used for medical or recreational purposes.