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The Minimum Sample Size N Required to Estimate a Population

question 14

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The minimum sample size n required to estimate a population mean with 95% confidence and the desired margin of error 1.5 was found to be 198.Which of the following is the approximate value of the assumed estimate of the population standard deviation?


Definitions:

Average Total Cost

The per unit cost of production, calculated by dividing total cost by the total quantity of output produced.

Average Variable Cost

The total variable costs divided by the quantity of output produced, reflecting the per unit cost of variable inputs.

Average Fixed Costs

The fixed costs of production (costs that do not change with the level of output) divided by the quantity of output produced, a measure that decreases as production increases.

Average Variable Costs

The sum of all costs that fluctuate based on the amount of production, divided by the total units of output created.

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