THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 130

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Let X₁,X₂,X₃,and X₄ be a random sample of observations from a population with mean μ and variance σ².Consider the following two point estimators of μ:
₁ = 0.10 X₁ + 0.40 X₂ + 0.40 X₃ + 0.10 X₄ and
₂ = 0.20 X₁ + 0.30 X₂ + 0.30 X₃ + 0.20 X₄
-Which of the following statements is true?

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Definitions:

Ordinary Consciousness

A mental state of awareness where an individual is cognizant of their thoughts, feelings, and surroundings during everyday experiences.

Multiple Personalities

A psychiatric disorder wherein an individual exhibits two or more distinct identities or personality states, each with its own pattern of perceiving and interacting with the world, known as Dissociative Identity Disorder (DID).

Dissociative Disorders

Controversial, rare disorders in which conscious awareness becomes separated (dissociated) from previous memories, thoughts, and feelings.

Child Abuse

Physical, sexual, or emotional maltreatment or neglect of a child, especially by a parent or other caregiver.