A Lesson to Be Learned from the Research on Flashbulb

question 19

Multiple Choice

A lesson to be learned from the research on flashbulb memories is that

• A) rehearsal cannot account for them.
• B) people's confidence in a memory predicts its accuracy (high confidence = high accuracy).
• C) extreme vividness of a memory does not mean it is accurate.
• D) they are permanent and resist forgetting.

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Definitions:

Contingency-table Test

A statistical test used to determine whether there is a significant association between two categorical variables.

Expected Cell Frequency

In the context of a contingency table, it is the number of observations expected in a cell based on the hypothesis being tested.

Chi-square Test of Independence

The Chi-square Test of Independence is a statistical test used to determine if there is a significant relationship between two categorical variables.

Degrees of Freedom

The number of independent values or quantities which can be assigned to a statistical distribution or to a system without violating any constraint.