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200 pt

Dispersion. Rates. Risks. Hypothesis Testing. Potpourri. 100 pt. 100 pt. 100 pt. 100 pt. 100 pt. 200 pt. 200 pt. 200pt. 200 pt. 200 pt. 300 pt. 300 pt. 300 pt. 300 pt. 300 pt. 400 pt. 400 pt. 400 pt. 400 pt. 400 pt. 500 pt. 500 pt. 500 pt. 500 pt. 500 pt.

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200 pt

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  1. Dispersion Rates Risks Hypothesis Testing Potpourri 100 pt 100 pt 100 pt 100 pt 100 pt 200 pt 200 pt 200pt 200 pt 200 pt 300 pt 300 pt 300 pt 300 pt 300 pt 400 pt 400 pt 400 pt 400 pt 400 pt 500 pt 500 pt 500 pt 500 pt 500 pt

  2. Preferred measure of dispersion for normal distributions.

  3. Standard Deviation

  4. Preferred measure of dispersion for skewed distributions.

  5. Inter-Quartile Range (IQR)

  6. Percent of distribution ±1sd

  7. 68%

  8. Percent of distribution ±2sd

  9. 95%

  10. Percent of distribution in IQR

  11. 50%

  12. Measures patients who die from lung cancer

  13. Case Fatality

  14. Measures new cases of influenza in California for 2005

  15. Incidence

  16. Measures an outbreak of e. coli at a school picnic

  17. Attack

  18. Measures the % of HMs with diabetes

  19. Prevalence

  20. Measures annual deaths in California assisted living residences

  21. Mortality

  22. Ie – Iø

  23. Attributable

  24. Incidence Rate of exposed group

  25. Absolute

  26. The difference in incidence rates

  27. Attributable

  28. The ratio of incidence rates

  29. Relative

  30. Food with the highest Attributable Risk or Relative Risk

  31. Suspected Food

  32. 2 x2 table to study possible associations

  33. Contingency

  34. 2x2 table to choose test of hypothesis

  35. Expected Value

  36. Interpretation of p=.381

  37. Not Significant

  38. Interpretation of x2=42.831

  39. (Highly) Significant

  40. Interpretation of x2=3.84

  41. Not Significant

  42. S(x-x)2n-1

  43. Variance

  44. a/H1-c/H2

  45. Attributable Risk

  46. d’ = 3.841

  47. Fisher’s Exact Test must be used

  48. Interpret x2=0.05

  49. Not Significant

  50. Ie ÷ Iø

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