A Principal Factor Contributing to the Loss of the Space

question 7

Multiple Choice

A principal factor contributing to the loss of the space shuttle Challenger was that

• A) its payload was too heavy.
• B) there were no experienced astronauts on board.
• C) the weather in Florida was unusually cold.
• D) it was hit by lightning.
• E) NASA was experimenting with a new type of fuel.

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Definitions:

Demand Characteristics

Cues that inform the subject how he or she is expected to behave.

Unobtrusive Measures

Research methods that do not require direct interaction with participants, minimizing the potential for the researcher's presence to influence the results.

Demand Characteristics

Cues in an experiment that suggest to participants what the experimenter expects to find or how participants are expected to behave.

Demand Characteristic

Features of an experimental setting that cause participants to guess the purpose of the study and change their behavior.