Imagine After Grading This Exam I Look at the Distribution

question 106

Multiple Choice

Imagine after grading this exam I look at the distribution of test scores in this class and conclude the distribution is symmetrical and peaked. Which of the following would MOST likely lead to this conclusion?

• A) The mean and median are the same AND the standard deviation is very small.
• B) There are two modes AND the standard deviation is very large.
• C) The mean and median are different AND the range is very large.
• D) The mean is very high AND there is a large number of outliers.

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Definitions:

Short-Term Memory

The part of the memory system where information is stored for a short duration, typically a few seconds to a minute.

Acronyms

Words formed from the initial letters of other words and pronounced as a word (e.g., NASA, SCUBA).

Implicit Memory

A type of long-term memory that does not require conscious thought to recall, expressed through automatic skills and conditioned responses.

The Spacing Effect

A phenomenon in psychology where learning is more effective when study sessions are spaced out over time, rather than crammed into one session.