The Variance Is a Measure of Dispersion or Variability of a Random

question 86

Multiple Choice

The variance is a measure of dispersion or variability of a random variable. It is a weighted average of the

• A)square root of the deviations from the mean
• B)square root of the deviations from the median
• C)squared deviations from the median
• D)squared deviations from the mean

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Definitions:

Kegel Exercises

Exercises for women designed to strengthen and give voluntary control over the pubococcygeus and to increase sexual pleasure and awareness. For males, the exercises can be valuable in improving erectile function and learning ejaculatory control.

Acquired Dysfunctions

Sexual dysfunctions that develop after a period of normal sexual function, often due to physical, psychological, or relational issues.

Cognitive-behavioral Therapist

A mental health professional specializing in treating psychological problems through techniques focused on modifying dysfunctional thoughts and behaviors.

Erection Difficulties

Erection difficulties, also known as erectile dysfunction, refer to the inability to get or keep an erection firm enough for sexual intercourse.