Contrived observations alter the situation

Contrived observations alter the situation - . . ,.If ,t

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Contrived observations alter the situation. In a sense experiments could be seen as  extremely contrived observations. This category is under the heading “types of  observation” because if only minor changes are made, it is called an observation. If  major changes are made which allow a comparison, then it is called an experiment.  Obviously however, it is a name for a position on a continuum.  Experimental techniques do whatever is necessary to reveal what you need to know  to better understand the world. Building on the previous metaphor, if knowledge  were food, then experimentation is getting a meal by making it yourself. You have  the power to optimize it in any way you want. You have complete freedom and are  only limited by your own imagination and skill. However, if it doesn't reveal useful  knowledge, then you have only yourself to blame. Experimental design gives you the 
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This note was uploaded on 11/09/2011 for the course PSY PSY2012 taught by Professor Scheff during the Fall '09 term at Broward College.

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