Random digit dialing
id:
random-digit-dialing-174-7064599
title:
Random digit dialing
text:
Random digit dialing (RDD) is a method for selecting people for involvement in telephone statistical surveys by generating telephone numbers at random. Random digit dialing has the advantage that it includes unlisted numbers that would be missed if the numbers were selected from a phone book. In populations where there is a high telephone-ownership rate, it can be a cost efficient way to get complete coverage of a geographic area. RDD is widely used for statistical surveys, including election op
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Random_digit_dialing
date created:
2006-11-01T19:55:51Z
date modified:
2024-09-02T17:47:39Z
main entity:
{"identifier":"Q2130735","url":"https://www.wikidata.org/entity/Q2130735"}
image:
fields total:
13
integrity:
14