Give six advantages of validating research instruments cfm dating co uk
Types of Data to be Collected According to Aina, 2004; Adedokun, 2003; Avwokeni, 2006; Adeniyi; Oyekanmi and Tijani, 2011.
Researchers can collect the following types of data from respondents: In fact, the list of data to be collected is not limited to the one listed above.
Moreover, the characteristics of a good questionnaire according to Popoola (2011) consist of: Interview is a measurement instrument otherwise known as oral questionnaire.
It involves a process where a researcher solicits information from respondents through verbal interaction.
No research is better than its questionnaire and a faulty questionnaire means faulty research.
Hence, a questionnaire designed must be valid, reliable and must not be bogus so that the data collected can validate the research.
“It basically seeks the opinions of individuals in a sample or a population on issues directly related to the objectives of the research study” (Aina, 208).
The researcher poses questions to the respondents and the answers are recorded by the researcher.
Besides, it tends to be representative of the entire population of the study, and personal contact between the researcher and respondents enables the researcher to explain confusing and ambiguous questions in detail (Aina, 2004; Popoola, 2011).
However, its disadvantages include interviewer’s bias; inaccessibility to wealthy respondents due to fear of insecurity and the amount of data that can be collected through this method is usually limited compare to questionnaire method.
Each of the instruments shall be discussed in turn and also point out their merits and demerits.
The questionnaire is the commonly used instrument for collecting research data from the participants of a study.
Adedokun (20) asserts that data refers “to any fact, observation or facts relating to the subject of the study”.