The easiest telephone survey is probably the automated telephone surveys. You can get more information about this type of survey online at the Wikipedia. Once on the page, type "Automated telephone survey" into the search field at the top of the page and press enter to bring up the information.
survey. Can be telephone survey or survey by personal interview.
Phone survey or telephone polling.
cluster sampling
A keypad or keyboard
The easiest to use telephone directory online is the yellow pages. The format is very easy to use and the yellow pages are familiar to many different people.
face to face, telephone, and mail survey's
telephone questionnaire
The Ordnance Survey map symbol for a telephone box is a blue rectangle with a white outline, often accompanied by a small icon of a telephone. This symbol helps map users easily identify the locations of public telephone facilities. The design may vary slightly depending on the specific edition of the map, but the blue color and rectangular shape are consistent features.
According to a survey, the Canon PowerShot SD1200 is the easiest digital camera in terms of point-and-click capabilities.
The most commonly used survey tools are internet, telephone calls and written forms. Companies use surveys to investigate the conditions on the market.
A telephone tree is used for notifying large groups of people of things or to survey them. You can learn more information about Phone trees online at the Phone Tree website.
You may conduct your survey by exhaustive count where all of the population is surveyed. Otherwise, one may sample the population by some method believed to be free of bias. (Of which a survey of pedestrians, or a telephone poll would both be prone to error.)