A Job Shop Manager Wants to Determine the Proportion of Time

question 12

Multiple Choice

A job shop manager wants to determine the proportion of time the workers are idle.The shop employs two types of workers.Type 1 includes three workers and Type 2 includes two workers.The manager suspects that the proportion of idle time is about 20 percent for Type 1 workers and 15 percent for Type 2 workers.If the manager wants a 95 percent confidence level and a degree of precision of + 0.05,how many trips will the observers have to take through the group?

• A) Fewer than or equal to 80
• B) Greater than 80 but fewer than or equal to 90
• C) Greater than 90 but fewer than or equal to 100
• D) Greater than 100

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Definitions:

Product Life Cycle

The progression of a product through different stages from introduction to growth, maturity, and decline in the market.

Laggard

Term used to describe a person, organization, or entity that is slow to adopt new technologies, practices, or innovations, often resistant to change.

Product Mix

The total range of products that a company offers to its customers, encompassing the diversity and variety of product lines and items available.

Maturity Stage

A phase in the product lifecycle where sales growth slows or levels off, and the product is established in the market.