The Control in an Experiment

question 64

Multiple Choice

The control in an experiment

• A) makes the experiment valid.
• B) is an additional replicate for statistical purposes.
• C) reduces the experimental errors.
• D) minimizes experimental inaccuracy.
• E) allows a mixed group of comparisons among different organisms for the experimental group.

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Definitions:

Type A Behavior Pattern

Personality traits characterized by competitiveness, achievement orientation, aggressiveness, hostility, restlessness, impatience with others, and an inability to relax.

Extra Hours

Additional time spent working beyond the standard or scheduled work time.

Physically Ill

Experiencing sickness or disease affecting the body, as opposed to mental or emotional health.

Downward Comparisons

Comparing oneself with another person who is seen as less competent or in a worse situation, which tends to protect a person’s high self-esteem.