About 68 Percent of Scores Fall Between ________ Standard Deviation(s)

question 91

Multiple Choice

About 68 percent of scores fall between ________ standard deviation(s) above and below the mean in a normal distribution.

• A) two
• B) one
• C) three
• D) four

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Definitions:

Existence

The state or fact of having objective reality or being, encompassing all entities, events, or phenomena that are considered real or conceivable.

Substance

In the context of health and psychology, often refers to psychoactive drugs that can affect mental processes and that may be subject to abuse.

Self-Concept

An individual's perception of self, encompassing beliefs, feelings, and thoughts about one's identity and abilities.

Preoperational Stage

The second stage in Piaget's theory of cognitive development, occurring roughly between the ages of 2 and 7, characterized by symbolic thinking, egocentrism, and a lack of logical reasoning.