The Next Questions Are Based on the Following Information

question 48

Multiple Choice

The Next Questions Are Based On The Following Information:
The U.S.Postal Service advertises that at least 63.4% of all third class mail is read by the recipients.An environmental group,concerned about waste production wants to test this assertion.They take a sample of 220 households and find that only 58.7% read their third class mail.
-What would the environmental group's decision rule be?

• A)Reject H₀ if ( - P₀)/ < -z_α/2
• B)Reject H₀ if ( - P₀)/ < -z_α
• C)Reject H₀ if ( - P₀)/ > -z_α/2
• D)Reject H₀ if ( - P₀)/ < -z_α

---

Definitions:

Schizophrenia

A mental disorder characterized by abnormal behavior, strange speech, and a decreased ability to understand reality.

"Flattening"

The process of reducing complexity or variability in a system, concept, or visual representation, often used in the context of emotional expression or graphical design.

Emotions

Complex reactions that involve subjective experience, physiological response, and behavioral expression, often triggered by external or internal events.

Schizophrenic Disorder

A serious mental disorder characterized by distortions in thinking, perception, emotions, language, sense of self, and behavior.