statistical tests EPPP
Terms
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single-sample chi-square
1) how many variables
2) measurement scale
3) df (degrees of freedom) -
variables = 1
nominal (frequency) data
df = (C - 1) -
multiple-sample chi-square
1) how many variables
2) measurement scale
3) df (degrees of freedom) -
variables = 2 or more
nominal (frequency) data
df = (C - 1)(R - 1) -
Mann-Whitney U
1) how many IV's
2) # & type of groups for IV
3) measurement scale -
IV = 1; 2 independent groups
DV = 1; rank-ordered data -
Wilcoxon Matched-Pairs Signed-Ranks
1) how many IV's
2) # & type of groups for IV
3) measurement scale -
IV = 1; 2 correlated groups
DV = 1; rank-ordered data -
Kruskal-Wallis
1) how many IV's
2) # & type of groups for IV
3) measurement scale -
IV = 1; 2 or more independent groups
DV = 1; rank-ordered data -
t-test for a single sample
1) how many IV's
2) # & type of groups for IV
3) measurement scale
4) df -
IV = 1; single group
DV = 1; interval or ratio data
df = (N - 1) -
t-test for independent samples
1) how many IV's
2) # & type of groups for IV
3) measurement scale
4) df -
IV = 1; 2 independent groups
DV = 1; interval or ratio data
df = (N - 2)* -
t-test for correlated samples
1) how many IV's
2) # & type of groups for IV
3) measurement scale
4) df -
IV = 1; 2 correlated samples
DV = 1; interval or ratio data
df = (N - 1)*
N = pairs of scores -
one-way ANOVA
1) how many IV's
2) # & type of groups for IV
3) measurement scale -
IV = 1; 2 or more independent groups
DV = 1; interval or ratio data -
Factorial ANOVA (two-way, three way)
1) how many IV's
2) # & type of groups for IV
3) measurement scale -
IV = 2 or more; independent groups
DV = 1; interval or ratio data -
MANOVA
1) how many IV's
2) measurement scale -
IV = 1 or more
DV = 2 or more; interval or ratio data -
mixed (split-plot) ANOVA
1) how many IV's
2) # & type of groups for IV
3) measurement scale -
IV = 2 or more; at least 1 is within-subjects and 1 is between-groups
DV = 1; interval or ratio data