Psyc Stats 9&10

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Author:
floydbre
ID:
141246
Filename:
Psyc Stats 9&10
Updated:
2012-03-12 21:51:51
Tags:
psyc 225
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Description:
vocabulary
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  1. Dependent t-test
    a test using the t-statistic that establishes whether two means collected from the same sample (or related observations) differ significantly
  2. Grand mean
    the mean of an entire set of observations
  3. Independent t-test
    a test using the t-statistic that established whether two means collected from independent samples differ significantly
  4. Analysis of variance (ANOVA)
    a statistical procedure that uses the F-ratio to test the overall fit of a linear model
  5. Bonferroni correction
    a correction applied to the -level of control the overall Type I error rate when multiple significance tests are carried out
  6. Experimentwise error rate
    the probability of making a Type I error in an experiment involving one or more statistical comparisons when the null hypothesis is true in each case
  7. Familywise error rate
    the probability of making a Type I error in any family of tests when the null hypothesis is true in each case
  8. Grand variance
    the variance within an entire set of observations
  9. Independent ANOVA
    analysis of variance conducted on any design in which all independent variables or predictors have been manipulated using different participants
  10. Orthogonal
    means perpendicular to something
  11. Pairwise comparisons
    comparisons of pairs of means
  12. Planned contrast
    a set of comparisons between group means that are constructed before any data are collected
  13. Post hoc tests
    a set of comparisons between group means that were not thought of before data were collected
  14. Weights
    a number by which something is multiplied

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