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Collecting Data from a Telephone Survey

A person decides to take a telephone survey of 40 families in the 721-exchange area (sometimes referred to as prefix). You want an excellent representation of all subscribers in the exchange area. Explain how you will carry out this study.

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The study will be conducted by telephone, therefore telephone directory can be used for this purpose. All the entries in the ...

Solution Summary

A brief answer about how to survey of telephone subscribers in a small area.