33 questions

- 1. Open EndedStatistical symbols
- 2. Open EndedWhat is the sample size n?
- 3. Open EndedWhat is the main logic when remembering the symbols for sample and population parameters?
- 4. Open EndedWhat are the symbols for variance?
- 5. Open EndedWhat is the population variance?
- 6. Open EndedWhat is the sample variance?
- 7. Open EndedWhy do formulae for sample variance and sample standard deviation contain n - 1 rather than n in the denominator?
- 8. Open EndedWhat is the population standard deviation?
- 9. Open EndedWhat is the sample standard deviation?
- 10. Open EndedHow are the standard deviation and the variance related?
- 11. Open EndedWhat is the normal distribution?
- 12. Open EndedWhat is the x-axis of the bell-shaped curve?
- 13. Open EndedWhat is the statistical definition of the general normal distribution?
- 14. Open EndedWhat is the statistical definition of the standard normal distribution?
- 15. Open EndedHow is a measured random variable X (general normal) converted into the random variable Z (standard normal)?
- 16. Open EndedWhat is the Z score more intuitively?
- 17. Open EndedWhat is the relationship between probability and the standard normal bell-shaped curve?
- 18. Open EndedHow is the probability of obtaining a value greater or less than that of an observed random variable X calculated?
- 19. Open EndedWhat is a sampling distribution?
- 20. Open EndedWhat is the standard deviation of a sampling distribution known as?
- 21. Open EndedWhat is the formula for the SEM?
- 22. Open EndedFor large sample sizes, what are sampling parameters equivalent to?
- 23. Open EndedWhat are confidence intervals?
- 24. Open EndedWhat is the general word formula for the confidence interval?
- 25. Open EndedWhat is the formula for the confidence interval for a sample mean?
- 26. Open EndedWhat is the expected value E(X) of a random variable?
- 27. Open EndedHow is the 95% confidence interval calculated when the population SD is known?
- 28. Open EndedWhy does increasing n decrease the SEM to one which is smaller than the original population SD?
- 29. Open EndedWhat is the students t distriubtion?
- 30. Open EndedHow is the 95% confidence interval calculated when population SD is unknown?
- 31. Open EndedWhat are the characteristics of the students t distribution?
- 32. Open EndedWhen calculating CI when population SD is unknown, do samples of different sizes have the same SEM?
- 33. Open EndedWhat is the central limit theorem?
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