You Have Been Asked to Observe the Shift Supervisor at the Process

question 115

Short Answer

You have been asked to observe the shift supervisor at the process test plant for Hudson Chemical Co. to estimate the proportion of time she spends answering questions for the operators. Your 30 observations have revealed the following:


(a)Based on the preliminary data, calculate the proportion of time she spends answering questions for the operators.
(b)Calculate the sample size needed to estimate the proportion of time she spends answering questions for the operators. Assume a 90% confidence that the results will lie within 5% of the true value.

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Definitions:

Labor Skills

The abilities and expertise that workers possess, which can affect their productivity, efficiency, and the quality of work produced.

Capital

Financial assets or resources that individuals or businesses use to invest, produce, and create economic value.

Technology

The technological knowledge available in an economy at any given time. The level of technology determines the amount of output we can generate with our limited resources.