Controlling Threats of Internal Validity - Essay Example

Subjects of the research study should be chosen to meet the expectation of the other researchers, who will acquire benefit from the study. The researchers should check all the variables of the study and by applying effective strategies; they can minimize the ill effects of the characteristics of the subjects(Fraenkel & Wallen, 2009).Threat #2: Data Collector CharacteristicsTo control the threats from the data collector characteristics, the researchers should be efficient to collect authentic data, which are considered reliable.

Therefore, for the effective execution in the authentic data collection, effective equipment and tools should be used, which can evaluate the collected data effectively and thereby reduce the threats (Fraenkel & Wallen, 2009).Threat #3: RegressionTo control the regression outcome, data should be collected from reliable sources so that the research outcome is highly reliable. The regression data should be flexible enough to adapt to the external changes and to prevent data manipulation that would contribute to the convenient research study(Fraenkel & Wallen, 2009).

Threat #4: Attitude of subjectsTo control the threat from the attitude of the subjects in a research study, the researcher should select those kinds of subjects, which have positive attitudes toward the study. The subject should be capable enough to participate in the research process and support the researchers to obtain reliable outcomes of the study(Fraenkel & Wallen, 2009).3. AssuranceRaw data and related information about the findings, which are provided in the research study are collected from reliable sources and endow with the scientific research.

Research studies representing observable facts are considered true and valid(Berg &Latin, 2008).Discussion Questions for Chapter 9 1. Can a researcher prove that a study has internal validity?For instance, when the research study conducted by the researcher could establish casual relationships with the study, then it can be said that the study has an internal validity.