To provide greater flexibility and improved methodology for random digit dialing for telephone surveys, this article proposes a class of two-stage sampling techniques for random digit dialing that ...
ST. LOUIS, Mo. – The deadline is Sunday to start dialing all ten digits in phone numbers. Starting October 24, anyone dialing local numbers should dial the area code and the telephone number. Parts of ...
This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS, Mo. – The deadline is Sunday to ...
This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS, Mo. – The deadline is Sunday to ...
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