A Manufacturing Company Produces Part 2205 for the Aerospace Industry

question 20

Multiple Choice

A manufacturing company produces part 2205 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 2205 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.Calculate the expected number of defective units produced by Process 1.

• A)29
• B)21.053
• C)218.947
• D)6.042
• E)10.786

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Definitions:

Transportation Model

A type of optimization and linear programming problem that concerns the allocation of resources to transport goods from multiple sources to multiple destinations in the most efficient and cost-effective manner.

Cells

In a manufacturing or production context, refers to a group of machines or workstations arranged to optimize the flow of materials and processes for efficient production.

Sources

The origins or points of supply for goods, services, or information.

Destinations

The end points or locations to which something or someone is directed or being sent.