THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 123

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A study was conducted to determine whether the use of seat belts in vehicles depends on ethnic status in Detroit.A sample of 1,000 people treated for injuries sustained from vehicle accidents was obtained,and each person was classified according to (1)ethnic status (African American or non-African American)and (2)set belt usage (worn or not worn)during the accident.The data are shown in the table below.
Ethnic Status

-State the appropriate null and alternative hypotheses for this test.

---

Definitions:

Memory Strategy

Techniques or methods employed to enhance memory and recall, including mnemonics, chunking, and rehearsal.

Elaborative Rehearsal

A technique in memory strategies involving the linking of new information to existing knowledge through deeper cognitive processing.

Maintenance Rehearsal

A cognitive process that involves repeatedly verbalizing or thinking about a piece of information to keep it in short-term memory.

Systematic Rehearsal

A deliberate practice of repeatedly going over information or tasks to strengthen memory and improve proficiency.