STATS 121 Test 2

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Author:
kccall93
ID:
132664
Filename:
STATS 121 Test 2
Updated:
2012-02-03 15:36:06
Tags:
Statistics
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Description:
Statistics Test 2
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  1. Association
    Values of one variable tend to occur with certain values of another variable; detected when the conditional distributions differ from the marginal distribution ann from each other
  2. Bias
    the design of a statistical study is biased if it systematically favors certain outcomes
  3. bivariate data:
    Data collected on two variables for each individal in a study
  4. Central Limit Theorem:
    When sampling from a non-Normal populaiton, the sampling distribution of x- is approximately Normal whenever the sample is large and random
  5. conditional distribution
    the distribution of the vlaues in a single row (or a single column) of a two-way table.

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