What Is a Characteristic of the Mass Function of a Discrete

question 78

Multiple Choice

What is a characteristic of the mass function of a discrete random variable X?

• A) The sum of probabilities P(X = x) over all possible values x is 1.
• B) For every possible value x, the probability P(X = x) is between 0 and 1.
• C) Describes all possible values x with the associated probabilities P(X = x).
• D) All of the above.

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Definitions:

Cognitive Therapies

Psychological treatments focused on identifying and restructuring negative and maladaptive thought patterns.

Rules for Living

Beliefs or guiding principles that individuals create for themselves, often unconsciously, dictating how they should behave or what they must achieve to feel worthy or successful.

REBT

Rational Emotive Behavior Therapy, a form of psychotherapy which identifies irrational beliefs, challenges and disputes them, and encourages the adoption of more rational beliefs and behaviors.

Control

In psychological research, the ability to direct the course of an experiment or study to minimize extraneous variables and bias, ensuring validity of the results.