S = k log I
Fechner's Law
can be very confusing.
Here are a series of questions to
help guide you through its interpretation.
Questions
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S = k log I
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Fechner's Law Here are a series of questions to
help guide you through its interpretation. |
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Questions
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| 1. What is 'I'? | |
| 2. What is 'S'? | |
| 3. What are the I-scale units? | |
| 4. What are the S-scale units? | |
| 5. What is the subjective experience represented by going from 3 to 4 on the S-scale? And by going from 7 to 8 on the S-scale? | |
| 6. What values on the I-scale correspond to S-values of 3, 4, 7, and 8? | |
| 7. What is the change in I-values represented by going from 3 to 4 on the S-scale? And by going from 7 to 8 on the S-scale? | |
| 8. What does'k' mean? | Hint: 'k' indicates a mathematical "constant" |
| 9. How is the value of 'k' discovered? | Hint: Weber's Law |
| 10. Why do we compute the log of I? | Hint: What is the log of 10, 100, 1000? |