AND SECONDARY SOURCES
Research is the process of learning as much as possible about a specific subject. This is done using oral and written forms of communication to obtain information from primary and secondary sources.
The primary sources of research are those that the report writer uses to obtain new and original information on the subject.
1. Surveys. This form of research is necessary for many types of informational reports such as special projects, analytical reports such as feasibility studies, justification reports, research studies, and proposals. Surveys typically collect information from primary sources through computer programs, in-person and telephone interviews, polls, and questionnaires.
However, time and expense factors make it unrealistic to survey everyone involved. As a result, samples are taken to represent the entire group or population. A random sample means that everyone in the segment of the population being studied has an equal chance of being selected. The second type is the stratified sample, which works by dividing the general population into strata, or