Would an Observational Study or an Experiment Be More Appropriate

question 56

Essay

Would an observational study or an experiment be more appropriate to investigate the effects on humans of a substance known to be toxic? Explain.

Grasp the concept of standard error and its relationship with sample size.

Recognize the role and definition of a population in sampling.

Understand specific sampling methods such as snowball/network sampling and stratified random sampling.

Comprehend the factors influencing sample size determination.

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Definitions:

Projection

A defense mechanism where an individual attributes their own unacceptable thoughts, feelings, or motives to another person.

Motives

Internal drives or reasons that prompt an individual to act in a certain manner, aiming to fulfill a need or achieve a goal.

Defence Mechanism

Unconscious psychological strategies brought into play by various entities to manage thoughts and feelings that are perceived as socially unacceptable.

Projection

A psychological defense mechanism in which individuals attribute their own unacceptable thoughts, feelings, or motives to another person.