True or False 1. A disadvantage of electronic questionnairesisthat this way of surveyingis relatively expensive. 2. Convenience sampling and quota sampling are examples of probability sampling, 3. Simple random sampling is a method associated with a high degree of generalizability 4. It is preferred to first ask specific questions and then more general questions, 5. Interviews can help youto better interpret the results of a quantitative investigation 6. An observational study is said to below in control when the situation or setting is manipulated or contrived by the researcher. 7. The quality of a literature review does not depends on a careful selection of data sources 8. There is always more than one best way to investigate a certain problem statement, 9. A good problem statement includes both a statement of the research objective(s) and the research questihn(s)