A Work Sampling Method Is Used to Determine the Proportion

question 109

Multiple Choice

A work sampling method is used to determine the proportion of the time a machine is idle. The following information was gathered on a random basis.
What is the proportion of idle time observed for this machine?

• A) less than or equal to 5%
• B) greater than 5% but less than or equal to 15%
• C) greater than 15% but less than or equal to 25%
• D) greater than 25%

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