Collecting household water usage data: telephone questionnaire or diary?
نویسندگان
چکیده
منابع مشابه
Collecting household water usage data: telephone questionnaire or diary?
BACKGROUND Quantitative Microbial Risk Assessment (QMRA), a modelling approach, is used to assess health risks. Inputs into the QMRA process include data that characterise the intensity, frequency and duration of exposure to risk(s). Data gaps for water exposure assessment include the duration and frequency of urban non-potable (non-drinking) water use. The primary objective of this study was t...
متن کاملCollecting Usage Data for Digital Preservation
While IT environments are moving towards personalized and context-aware adaptive content and services, digital preservation systems should go beyond the current mechanisms to preserve digital objects. Social and personal experiences need to be investigated as part of the context of digital resources, i.e., the way in which a resource was used and perceived, by retaining usage data for instance....
متن کاملCost of Collecting Household
THE STRUCTURE OF A MODEL / 305 CLASSIFICATIONS OF MODELS / 306 COMMON MODELING TECHNIQUES I 307 Flow (harts / 307 Graph or Network Models / 309 PERT Planning Method / 312 Linear Programming Models / 313 Queueing Models / 314 Arrival Process / 314 Queue Structure / 315 Service System / 315 Measures of Performance / 315 Simulation Models / 316 Case Study 1 : Emergency Service Simulation Model / 3...
متن کاملMeasuring Listening Strategies through Diary and Questionnaire
In order to determine the relationship between diary and questionnaire on measuring listeningstrategies, 25 students were selected. All the subjects who were the researchers’ ownstudents, study English as a second language. They wrote diaries about their use of listening.Strategies within 8 weeks. They also took the listening strategy questionnaire at the end of theterm. The students’ questionn...
متن کاملHousehold Telephone Service and Usage Patterns in the U.s. in 2004
The percentage of households in the U.S. with a telephone is an important determinant of coverage in random digit dial (RDD) telephone surveys and also affects the efficiency of using the telephone as a mode of data collection in household surveys. In earlier years, RDD coverage issues were mainly concerned with households without phones because having a telephone in the household was nearly eq...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: BMC Medical Research Methodology
سال: 2009
ISSN: 1471-2288
DOI: 10.1186/1471-2288-9-72