SCENARIO 19-4 A Factory Supervisor Is Concerned That the Time It Takes

question 43

Multiple Choice

SCENARIO 19-4
A factory supervisor is concerned that the time it takes workers to complete an important production task (measured in seconds) is too erratic and adversely affects expected profits.The supervisor proceeds by randomly sampling 5 individuals per hour for a period of 10 hours.The sample mean and range for each hour are listed below.
She also decides that lower and upper specification limit for the critical-to-quality variable should be 10 and 30 seconds,respectively.
-Referring to Scenario 19-4,suppose the supervisor constructs an R chart to see if the variability in collection times is in-control.This R chart is characterized by which of the following?

• A)Decreasing trend
• B)Increasing trend
• C)In-control
• D)Individual outliers

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Definitions:

Generalization

The tendency to respond in the same way to different but similar stimuli.

Discrimination

Unjust or prejudicial treatment of people based on characteristics such as race, age, sex, or disability.

Generalization

The process in which the effects of a learned behavior spread from the original situation to new situations or stimuli that are similar.

Shaping

A method used in behavioral psychology to gradually guide someone towards a desired behavior by reinforcing successive approximations of the target behavior.