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Published byEsmond Preston Modified over 8 years ago
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WAYS OF KNOWING 1.INTUITION OR TENACITY I just "feel it" 2.AUTHORITY Bible, grandmother, expert 3.LOGIC Deducing the answer 4.SCIENCE Empirical test
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…each is useful Some are best for particular questions. For example, what is the fastest way to Calgary? 1.WHICH WAYS OF KNOWING WOULD "WORK?" 2.WHICH IS “BEST?”
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THEORY A statement of general knowledge based on basic concepts EXAMPLES: The great hunter causes trees to change color. Trees change color in the fall because of frost. Trees change color in the fall because of the light.
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Types of theory Verbal –Customers are more satisfied than non-customers Graphical Mathematical –Satisfaction =.3 (visit satisfaction) +.7 (purchase satisfaction) VisitPurchaseSatisfaction
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FUNCTIONS OF THEORY ORGANIZES OUR EXPERIENCES - focuses us on relevant factors EXTENDS OUR KNOWLEDGE - leads us to generalizations and predictions STIMULATES AND GUIDES INQUIRY - searches for explanations and causes
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A GOOD THEORY: EXPLAINS current observations PREDICTS future events is USEFUL [practical applications] is SIMPLE[R] than other explanations is TESTABLE [theory can be falsified]
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Theories are nets cast to catch what we call “the world”: to rationalize, to explain, and to master it. We endeavor to make the mesh ever finer and finer. Karl R. Popper Quote of the Day
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The End
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