Chapter 1 - Introduction: Statistics and Data Analysis As Tools for Researchers - True/False Questions

Chapter 1 - Introduction: Statistics and Data Analysis As Tools for Researchers - True/False Questions



1. A sample statistic can vary from sample to sample. True
False



2. A population parameter is free to vary. True
False



3. If we use random sampling we can be sure that our sample is representative of our population. True
False



4. The good thing about continuous variables is that we can measure them precisely. True
False



5. A nominal scale allows you to order the different categories in a meaningful way. True
False



6. If a scale is ratio, then a 0 means the absence of the characteristic being measured. True
False



7. Inferential statistics prove relationships definitively. True
False



8. Hypotheses are comprised of a set of related theories about a phenomenon. True
False



9. Inferential statistics are used to determine which variables cause predictable changes in experiments. True
False



10. Statisticians use real upper and lower limits because when we measure continuous variables we are only approximating their value. True
False

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