In the Nineteenth Century,cholera Epidemics in the United States

question 3

Multiple Choice

In the nineteenth century,cholera epidemics in the United States

• A)were transmitted to humans by fleas living on rats.
• B)led many cities to build water treatment facilities.
• C)were diminished,as physicians gained a basic understanding of bacteria.
• D)typically killed more than half of those who contracted the disease.
• E)None of these answers is correct.

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Definitions:

Psychological Research

The scientific study of behavior and mental processes, using empirical methods and statistical analysis.

Systematic Observation

A methodical approach to data collection, where there is careful observation of phenomena planned to occur at predetermined times or in predetermined settings.

Empirical

Relies on, deals with, or can be confirmed through direct observation or practical experience rather than abstract theory or pure reasoning.

Common Sense

Practical judgment concerning everyday matters, or a basic ability to perceive, understand, and judge in a manner that is shared by nearly all people.