In 1789, There Were __________ Supreme Court Justices; Whereas Since

question 27

Multiple Choice

In 1789, there were __________ Supreme Court justices; whereas since 1869, there have consistently been __________ justices.

• A) zero, nine
• B) four, six
• C) three, zero
• D) six, nine

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Definitions:

Experimental Group

This is the group in an experiment that receives the variable being tested.

Control Group

In an experiment, the group that does not receive the treatment being tested, used as a benchmark to measure how the other tested subjects do.

Placebo Treatment

A simulated or otherwise medically ineffectual treatment given to deceive the recipient for psychological or experimental reasons.

Random Error

Variability in data that arises due to chance and affects measurements in unpredictable ways.