A mixed methods research design is a procedure for collecting, analysing, and “mixing” both quantitative and qualitative research approaches in a single study to understand a research problem. With the mixed methods approach to research, researchers incorporate methods of collecting or analyzing data from the quantitative and qualitative research approaches in a single research […]
The target population in a study is the entire set of units for which the study data are to be used to make inferences (Cox, 2013). Defining the target population in any study is as important as identifying the study objectives. According to Gall, Borg and Gall (2003), a target population provides a solid […]
3.4.1 Sample Size A sample is a smaller (but hopefully representative) collection of units from a population used to determine truths about that population (Field, 2005). Sample size determination involves establishing the number of observations to include in a statistical sample while ensuring representativeness. Determination of sample size differs depending on the research design. For […]
The ever increasing need for a representative statistical sample in empirical research has created the demand for an effective method of determining sample size. To address the existing gap, Krejcie & Morgan (1970) came up with a table for determining sample size for a given population for easy reference. Table 1: Table for Determining […]
3.4.2 Sampling Procedures Sampling is a process or technique of choosing a sub-group from a population to participate in the study; it is the process of selecting a number of individuals for a study in such a way that the individuals selected represent the large group from which they were selected (Ogula, 2005). There are […]
3.5.1 Use of Questionnaire Method of Data Collection: Questionnaire method is one of the commonly used method of data collection especially in survey research design. A questionnaire constitutes a set of written questions on a sheet with spaces provided for respondents to reply to the items (questions). There are several reasons why a questionnaire is used in a […]
3.4.2 Interview Method Interviewing is one of the most common methods of collecting information from individuals. There are various types of interviews that are used to collect data. These include structured, semi-structured and unstructured interviews. Structured interviews: These are more or less like questionnaires since they consist of closed ended items. In this kind […]
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