A Manufacturing Company Produces Part A732 for the Aerospace Industry

question 35

Multiple Choice

A manufacturing company produces part A732 for the aerospace industry.This particular part can be manufactured using 3 different production processes.The management wants to know if the quality of the units of part A732 is the same for all three processes.The production supervisor obtained the following data: Process 1 had 29 defective units in 240 items,Process 2 produced 12 defective units in 180 items,and Process 3 manufactured 9 defective units in 150 items.At a significance level of .05,the management wants to perform a hypothesis test to determine whether the quality of items produced appears to be independent of the production process used.What is the rejection point condition?

• A)Reject H₀ if χ² > .10257
• B)Reject H₀ if χ² > 9.3484
• C)Reject H₀ if χ² > 5.99147
• D)Reject H₀ if χ² > 7.37776
• E)Reject H₀ if χ² > 7.81473

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Definitions:

Modifying Behavior

The process of changing individual behaviors through various techniques and strategies, often used in organizational and therapeutic contexts.

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment.

Classical Conditioning

A learning process that occurs through associations between an environmental stimulus and a naturally occurring stimulus, leading to a learned response.

Condition Monitoring

The practice of monitoring the condition of machinery or equipment, using various techniques to prevent failure and maintain operational efficiency.