Exhibit 7-2 A Random Sample of 10 Examination Papers in a Course

question 92

Multiple Choice

Exhibit 7-2
A random sample of 10 examination papers in a course, which was given on a pass or fail basis, showed the following scores.
-Refer to Exhibit 7-2. The point estimate for the proportion of all students who passed the course is

• A)0.8
• B)0.2
• C)1.8
• D)1.2

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Definitions:

Major Function

The primary role or activity through which a system, organ, or molecule contributes to the overall operation or purpose of an organism.

Warming Incoming Air

The process of increasing the temperature of air entering the respiratory system, typically performed by the nasal passages.

Moistening

The process of making something slightly wet or damp.

Filtering Out Dust

The process of removing dust particles from air or liquids, typically using a physical barrier or filtration system.