Telephone surveys are very useful in large scale studies, when researchers need quality control, to keep confidentiality, anonymity and also flexibility.
Some of the methods are:simple random surveystratified surveyconvenience surveysystematic surveyquota samplingcluster sampling
Surveys can sometimes be very useful to figure out which cell phones are better than others. This tends to be more useful when such surveys are aimed at a targeted audience.
The discovery of fire and of the wheel were far more useful than the telephone!
The discovery of fire and of the wheel were far more useful than the telephone!
people often refuse to participate
It's an efficient and personalized way of communicating.
The telephone is useful because it saves you going to that Pearson The telephone was invented so you can talk to someone on the side of the world for as like as like!! It is useful because it is device for making communication with another person. It is useful as well for a company who utilize a small business telephone systems because of its benefits. The usefulness of the telephone has made it one of the most indispensable household and business appliance. It is voted as the best invention of the 20th century.
Survey Monkey is a company that helps other companies perform research through surveys. They offer help designing surveys and even offer help finding the correct target audience to take the surveys. The type of surveys they offer help with include everything from telephone surveys to Facebook surveys.
Karl Strobel has written: 'Die Anwendbarkeit der Telefonumfrage in der Marktforschung' -- subject(s): Market surveys, Telephone surveys
Telephone is needed for communication.No, you don't really need one, but it is very useful.
so you keep in contact with people.
That was the year Bell invented his telephone so it really wasn't "useful" for several years