Z Is a Standard Normal Random Variable

question 120

Multiple Choice

z is a standard normal random variable. What is the value of z if the area between -z and z is 0.754?

• A) 0.377
• B) 0.123
• C) 2.16
• D) 1.16

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Definitions:

Observer as Participant

An approach in qualitative research where the researcher both observes the study subjects and participates in the study setting while maintaining a professional distance.

Complete Observer

A research role where the investigator observes subjects without interacting with them, remaining completely detached to avoid influencing their behavior.

Ethical Absolutist

Someone who believes in absolute principles of right and wrong, regardless of the context or situation.