Discuss the factors that affect the quality of the information obtain by marketing research. Be explicit. The information obtained by the marketing research is based on the data that may involve the specific types of errors. These errors are the factors that diminish the quality of data. The research design is classified into exploratory and conclusive that splits into descriptive and causal. Because these methods are different it is understandable, the factors that affect the …showed first 75 words of 477 total…

…showed last 75 words of 477 total…be characterized by external and internal validity. If the researcher is unable to control the extraneous variables (variables that affect test units but are others then independent variables), the data may be highly inaccurate. Sources of the internal invalidity that the researcher may not be able control are History, Maturation, Testing, Effects, Instrumentation, Statistical Regression and Selection bias. Still the data obtained by the experiment do not have produce valid results that apply to reality.