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

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Definitions:

Tobacco Use

The act of smoking or using tobacco products, which can lead to a range of health issues, including cancer and heart disease.

Cigarette Smoking

The act of inhaling and exhaling the smoke of tobacco or a drug, which is known to have harmful health effects, including cancer and cardiovascular diseases.

Theory of Planned Behavior (TPB)

A psychological theory that predicts an individual's intention to engage in a behavior at a specific time and place.

Diabetic Patient

An individual who has diabetes, a chronic condition characterized by high levels of sugar (glucose) in the blood.