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Psyc Stats 9&10
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Dependent t-test
a test using the t-statistic that establishes whether two means collected from the same sample (or related observations) differ significantly
Grand mean
the mean of an entire set of observations
Independent t-test
a test using the t-statistic that established whether two means collected from independent samples differ significantly
Analysis of variance (ANOVA)
a statistical procedure that uses the F-ratio to test the overall fit of a linear model
Bonferroni correction
a correction applied to the
-level of control the overall Type I error rate when multiple significance tests are carried out
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
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
Grand variance
the variance within an entire set of observations
Independent ANOVA
analysis of variance conducted on any design in which all independent variables or predictors have been manipulated using different participants
Orthogonal
means perpendicular to something
Pairwise comparisons
comparisons of pairs of means
Planned contrast
a set of comparisons between group means that are constructed before any data are collected
Post hoc tests
a set of comparisons between group means that were not thought of before data were collected
Weights
a number by which something is multiplied
Author:
floydbre
ID:
141246
Card Set:
Psyc Stats 9&10
Updated:
2012-03-13 01:51:51
Tags:
psyc 225
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Description:
vocabulary
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