Instruction 18-16 A Factory Supervisor Is Concerned That the Time It Takes

question 104

Short Answer

Instruction 18-16
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 five 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 Instruction 18-16,what is the value of the CPL index?

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Definitions:

Animal Magnetism

A historical concept that hypothesized a natural etheric fluid thought to exist in the human body, related to the now-debunked science of mesmerism.

Hypnotized

A state in which a person appears to be in a trance, often induced by another person, where they can be more easily influenced by suggestions.

Psychoanalysis

A therapeutic approach and theory of personality developed by Sigmund Freud, focusing on unconscious processes and unresolved conflicts.

Willing Participant

An individual who agrees to take part in a research study or experiment without any coercion, fully understanding the nature of the research.