Stats day 1

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  1. increasing prevalence increases or decreases PPV? NPV
    • increases PPV
    • Decreases NPV
  2. for low prevalance what happens to OR and RR
    they become equal
  3. HOCM is inherited how
    AD
  4. positive skew affects mean, median, mode how
    negative skew?
    • mean >median>mode
    • mean<median<mode
  5. 1 SD what %
    2 SD Z value
    3 SD Z value
    • 68
    • 95- Z 1.96
    • 99.7 2.58
  6. T test
    ANOV
    Chi square
    • mean between 2 groups
    • mean between 2 or more groups
    • diff between 2 or more % or proportions
Author:
pszurnicki
ID:
318633
Card Set:
Stats day 1
Updated:
2016-04-09 18:52:11
Tags:
Stats day
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Statsday 1
Description:
Statsday 1
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