Given That the Random Variable X Is Normally Distributed with a Mean

question 29

Short Answer

Given that the random variable X is normally distributed with a mean of 20 and a standard deviation of 7, P(28 $\le$ X $\le$ 30) is: $\begin{array}{|l|l|}\hline \text { A. } & 2 \\\hline \text { B. } & 0.0507 . \\\hline \text { C. } & 0.8729 \\\hline \text { D. } & 0.9236 \\\hline\end{array}$

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Definitions:

Irrational Belief

Is a conviction or assumption that lacks logical reasoning or evidence, often leading to negative emotional or behavioral outcomes.

A-B-C Process

A framework in cognitive behavioral therapy that outlines the sequence of an activating event (A), the belief system (B), and the consequent behavior (C).

Self-defeating Thinking

Negative thought patterns that undermine a person’s confidence and ability to achieve goals, often leading to self-sabotage.

Recalled Words

Words that are remembered and retrieved from memory during psychological experiments or tests.