An Eyewitness to a Crime Is Quite Confident That His

question 10

Multiple Choice

An eyewitness to a crime is quite confident that his memory of the crime is correct.In evaluating the eyewitness's testimony,the jury should note that

• A)eyewitness memories are incorrect as often as they are correct.
• B)memory confidence is sometimes a poor indicator of memory accuracy.
• C)memory for the generalities of an event is highly correlated with confidence,but memory for detail is unrelated to confidence.
• D)eyewitnesses tend to assert that they are confident only when their memories are reasonably accurate overall.

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Definitions:

Root Mean Square of Errors

A measure of the differences between values predicted by a model or an estimator and the values observed, expressing the square root of the mean of the squares of these differences.

Actual Value

The true, factual, or real value of a measurement, differing from an estimated or theoretical value.

Forecast Value

The estimated or predicted value of a variable or set of variables at some point in the future.

Mean Square Error

A measure of the average of the squares of the errors—that is, the average squared difference between the estimated values and the actual value.