Use the preparation materials to prepare hand-written answers for the following questions. Please ask any questions on the "Questions -- Preparation Guide" on the course Team (see link on the homepage.)
  1. Define “statistical inference.”
  2. Identify AND define each letter in IVPPSS.
  3. Explain the difference between a population and a sample.
  4. Explain the difference between a parameter and a statistic.
  5. What word is always used in the descriptions of the population and parameter?
  6. What major goal of statistics (from the “Why Statistics is Important” module) explains how a parameter is related to a population and how a statistic is related to a sample? [In other words, what explains what a parameter does to a population and what a statistic does to a sample?]
  7. What “reality” (from the “Why Statistics is Important” module) explains what a sample is relative to a population.
  8. Define sampling variability.
  9. What are the two major categories of variable types and How are they distinguished from each other?
  10. What are the two types of quantitative variables and how are they distinguished from each other?
  11. What are the two types of categorical variables and how are they distinguished from each other?
  12. What type of variable is “length of a pencil (mm)”?
  13. What type of variable is “type of pencil (wooden, synthetic, mechanical)”?
  14. What type of variable is “pencil lead type (soft, medium, hard)”?
  15. What type of variable is “number of pencils a student owns”?
  16. What questions do you have from this reading that you would like me to address? [Please be as specific as possible. Don’t just say “everything” or “I don’t understand anything.” Of course, you can ask questions about the reading before class on MS Teams (see link above).]