In a Task Where the Observer Compares the Weight of a Constant

question 42

Multiple Choice

In a task where the observer compares the weight of a constant comparison stimulus with the weights of a changing stimulus using the method of limits, the interval of uncertainty is operationally defined as

• A) the mean of the upper and lower thresholds.
• B) the difference between the upper and lower thresholds.
• C) the distance between the means of the signal and noise distributions.
• D) the mean of the stimulus values corresponding to the last "heavier" response and the first "equal," response.

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