Apply the 68-95-99.7 Rule to Answer the Question

question 2

Multiple Choice

Apply the 68-95-99.7 rule to answer the question.
-At one college, GPA's are normally distributed with a mean of 2.8 and a standard deviation of 0.5. What percentage of students at the college have a GPA between 2.3 and 3.3?

• A)99.7%
• B)84%
• C)95%
• D)68%

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Definitions:

Insight Therapies

Therapies in which the main goal is helping people gain insight with respect to their behavior, thoughts, and feelings.

Motives

Internal driving forces that compel individuals to act in a certain way or pursue particular goals.

Cognitive Therapy

Therapy in which the focus is on helping clients recognize distortions in their thinking and replacing distorted, unrealistic beliefs with more realistic, helpful thoughts.

Distorted Thinking

Patterns of irrational or inaccurate thoughts that are believed to perpetuate psychological disorders.