Exhibit 8-1 in Order to Estimate the Average Time Spent on the on the Computer

question 57

Multiple Choice

Exhibit 8-1
In order to estimate the average time spent on the computer terminals per student at a local university, data were collected for a sample of 81 business students over a one-week period. Assume the population standard deviation is 1.8 hours.
-Refer to Exhibit 8-1. With a 0.95 probability, the margin of error is approximately

• A)0.39
• B)1.96
• C)0.20
• D)1.64

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Definitions:

Projection

A defense mechanism where an individual attributes their unwanted thoughts or feelings onto someone else.

Sublimation

A defense mechanism where socially unacceptable impulses or idealizations are transformed into socially acceptable actions or behavior, often resulting in a long-term conversion of the initial impulse.

Defense Mechanism

Psychological strategies brought into play by individuals, unconsciously, to protect themselves from anxiety and to cope with reality.

Unacceptable Impulse

A desire or thought that is not permitted by personal values or social standards, often repressed or denied.