PAPI is an acronym for Precision Approach Path Indicator, which is a visual aid used in aviation to assist pilots in maintaining the correct glide slope during aircraft approaches and landings. PAPI systems typically consist of a row of lights located beside the runway that provide color-coded visual indications to guide pilots.
CAPI stands for Computer-Assisted Personal Interviewing. It is a data collection method commonly used in surveys and research studies. CAPI involves using a computer or electronic device, such as a tablet or laptop, to administer and record responses during face-to-face interviews. With CAPI, interviewers typically carry a portable device equipped with survey software. The software presents the survey questions to the interviewer, who then enters the respondent's answers directly into the device. The data is stored electronically, reducing the need for manual data entry and potential errors.
CATI stands for Computer-Assisted Telephone Interviewing. It is a method of data collection used in surveys and market research where interviewers conduct interviews over the telephone with respondents using computer-assisted tools. With CATI, interviewers use specialized software on their computers that guides them through the survey questionnaire. The software presents the questions, records the responses, and manages the flow of the interview. The interviewer enters the respondent's answers directly into the software, which automatically stores the data electronically.
When "online" is mentioned in the context of data collection methods, it typically refers to conducting surveys or interviews through the internet or online platforms. Online data collection methods have become increasingly popular due to the widespread use of the internet and advancements in technology. Here are some common online data collection methods: Online Surveys: Online surveys involve creating digital questionnaires that respondents can access and complete through web-based platforms or email invitations. Respondents can answer the questions at their convenience using computers, smartphones, or other internet-connected devices. Online survey tools provide features for designing, distributing, and analyzing survey responses.