A State Job Service Employee Wishes to Estimate the Mean

question 46

Short Answer

A state job service employee wishes to estimate the mean number of people who register with the service each week. How many weeks should be sampled in order to estimate the mean number of weekly registrants? The employee would like the margin of error to be less than 0.5 with probability of 0.95. Past records show the weekly standard deviation to be 2.5.
______________ weeks

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Definitions:

Domestic Quantity Supplied

the total amount of a good or service that producers in a domestic market are willing and able to supply at a given price level.

Domestic Quantity Demanded

The total amount of a product or service that consumers in a specific country are willing to buy at a given price.

Hypothetical Nations

Imaginary or theoretical countries often used as case studies or models in economic theories or simulations to explore various economic scenarios.

Equilibrium World Price

The price at which the quantity of a good or service demanded globally equals the quantity supplied across countries, without trade barriers.