The Chair of the Operations Management Department at Quality University

question 76

Multiple Choice

The Chair of the Operations Management Department at Quality University wants to construct a p-chart for determining whether the four instructors teaching the basic P/OM course are under control with regard to the number of students who fail the course.Accordingly,he sampled 100 final grades from last year for each instructor,with the following results: What is the estimate of the standard deviation of the sampling distribution for an instructor's sample proportion of failures?

• A).0075
• B).03
• C).075
• D).3
• E).75

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Definitions:

Secure Attachment

A healthy emotional bond formed during childhood, characterized by trust, safety, and a sense of being understood by caregivers.

Object Permanence

The understanding that objects continue to exist even when they cannot be seen, heard, or touched, a concept important in the cognitive development of infants.

Egocentrism

A cognitive bias characterized by the inability to differentiate between one's own perspective and another person's perspective.

Conservation

A principle in cognitive development where a child recognizes that quantity does not change with physical rearrangement.