Researchers Found That in the United States and Canada,homicide Rates

question 258

Multiple Choice

Researchers found that in the United States and Canada,homicide rates doubled over a time in which TV with violent programming was introduced.This finding does not prove that viewing violence on TV causes aggression because

• A) the finding could not be replicated in another country.
• B) the researchers randomly assigned viewers to watch either violent or nonviolent programming.
• C) the research finding involved correlational evidence.
• D) the research participants knew they were part of an ongoing TV viewing study.

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Definitions:

Confidence Interval

A variety of numerical values, sourced from sample measurements, that is believed to include the value of a not-yet-known population attribute.

Population Mean

The average value of all the members of a set or population.

Probability

The determination of the odds that an event will happen, shown as a number from 0 to 1.

Sample Mean

The average of all the values in a sample, used as an estimate of the population mean.