A Work Sampling Study Is Being Conducted on a Loading

question 17

Multiple Choice

A work sampling study is being conducted on a loading machine in a warehouse.How many observations should be taken if management wants to be 95% confident the estimate is within +6% of the actual proportion of time the loader is busy if management believes the loading machine is in use 70% of the time?

• A)125 observations
• B)175 observations
• C)225 observations
• D)275 observations

---

Definitions:

Tacit Knowledge

Personal, contextual knowledge not easily shared or articulated, often acquired through personal experience and context.

Precise And Formally

Characterized by exactness and strict adherence to a defined or prescribed format.

Direct Experience

The knowledge or wisdom gained from personally encountering or undergoing something, as opposed to learning about it from secondary sources.

Risk Seeking

A tendency to engage in behaviors or make decisions that entail known risks in the hope of achieving greater rewards.