In 2004,ran a News Program Claiming That President Bush Had

question 49

Multiple Choice

In 2004,ran a news program claiming that President Bush had performed poorly in the Air National Guard,which bloggers showed had been based on forged documents.

• A)the Washington Post
• B)the New York Times
• C)Daily Kos
• D)60 Minutes
• E)CNN

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Definitions:

Observational Study

A study wherein researchers observe and record data without manipulating any variables, in contrast to an experimental study.

Matched Pairs

A study design in which subjects are paired based on specific characteristics, with one in each pair receiving treatment and the other not.

Blocking

A technique in experimental design used to reduce the effects of nuisance variables by grouping subjects into blocks based on these variables.

Experimental Unit

The smallest division of the experimental material such that any two units may receive different treatments during the experiment.