For Which of the Following Should We Use an X-Bar

question 32

Multiple Choice

For which of the following should we use an X-bar chart based on sample means to monitor process quality?

• A) Grades in a freshman "pass/fail" course
• B) Tire pressures in an auto assembly plant
• C) Vehicles passing emissions inspection
• D) Computer software errors
• E) Number of units with missing operations

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Definitions:

Outgroup Heterogeneity Effects

The tendency to perceive members of an outgroup as more similar to each other than members of one's ingroup, often leading to stereotypes.

Stereotypes

Overgeneralized beliefs or expectations about the characteristics, behaviors, and roles of a particular group of people.

External Attributions

The process of attributing the cause of one's own or others' behaviors and outcomes to external factors.

Fundamental Attribution Error

The tendency for observers to over-emphasize dispositional factors and under-emphasize situational factors when explaining others' behaviors.