The Manager of a Computer Help Desk Operation Has Collected

question 64

Multiple Choice

The manager of a computer help desk operation has collected enough data to conclude that the distribution of time per call is normally distributed with a mean equal to 8.21 minutes and a standard deviation of 2.14 minutes. Based on this, what is the probability that a call will last longer than 13 minutes?

• A) About 0.0125
• B) Approximately 0.4875
• C) About 0.5125
• D) About 0.9875

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Definitions:

Substitute Product

A product that a consumer can purchase instead of another product due to similarities in function or utility, typically affecting consumer choices and market competition.

Junk Science

Unsubstantiated or pseudoscientific claims, theories, or data, often used to advance specific agendas or claims without rigorous methodology.

Biased Data

Refers to information that is skewed or unfairly influenced, leading to partial or misleading conclusions.

Spurious Inferences

Incorrect conclusions or assumptions that arise from flawed reasoning or misinterpretation of data.