P Values

7 cards   |   Total Attempts: 188
  

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Cards In This Set

Front Back
TEST HYPOTHESIS
Answer 1
1. differences in health outcome between those exposed or not exposed2. association between exposure and outcome
Question 2
You get P-Values from:
STATISTICAL TESTS
NULL HYPOTHESIS
Answer 3
No difference or association in the population. Reject the Null.
ALTERNATIVE HYPOTHESIS
Answer 4
Yes there is a difference or association in the population. I fail to reject the null hypothesis.
SMALL P VALUES
Answer 5
Unlikely to be chance. It is a difference. Reject Ho
Question 6
TYPE 1 ERROR
Answer 6
P=0.05 = 5% chance difference/association is not real. FALSE
TYPE 11 ERROR
Answer 7
Missing a real difference/association by not have a sufficient sample size e.g. adequate power.