The Random Variable X Is Normally Distributed with Mean of 80

question 30

Short Answer

The random variable X is normally distributed with mean of 80 and standard deviation of 10. What is the probability that a value of X chosen at random will be between 70 and 90?
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Definitions:

Negative Self-talk

The act of engaging in critical or disparaging internal conversation with oneself, which can affect one's mood and self-esteem negatively.

Unwanted Behaviors

Actions or reactions that are undesirable or inappropriate according to societal standards or personal values.

Catastrophizing

A cognitive distortion where an individual imagines the worst possible outcome of a situation, often leading to increased anxiety and stress.

Aversive Conditioning

A method of behavior modification that involves using unpleasant stimuli to discourage undesirable behaviors.