Psychology Statistics

Psychological statistics, quantitative psychology. Statistics in social sciences. Experimental design, data analysis.
quark
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quark
F
Multicategorical factorial design: Dummy or Helmert coding?
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23
Fer_M
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2x2 design: compare the increase within two treatments
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2
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50
p.miller2020
C
How does strong includingcriteria in rct's reflect on the power of that rct?
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4
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40
Karabiner
C
Correlation between questionnaire to test validity
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78
Karabiner
B
Calculating sample size for a two way MANOVA using gpower?
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2
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7,391
mistermagoo20
M
Factor Analysis
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163
mistermagoo20
M
PhD design advice! Within-subjects Factorial Design
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62
mistermagoo20
I
Can I treat two different outcome measures as equal once standardised, even if they apply to different life-domains?
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119
Iris_C
E
Mixed models with SPSS
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114
Elena123
I
proportion of explained variance
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5
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207
obh
R
Which test is appropriate for pre and post test (between and within subjects)?
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1
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125
Karabiner
E
URGENT! Which Statistical Test Should I Use?
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3
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259
Karabiner
A
Could someone explain "sphericity in ANOVA" for me, please?
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268
Anna Smith
A
Correct analysis in SPSS?
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1
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197
Karabiner
G
Understanding and interpreting t-value in order to get p-value from t-distribution table
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11
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350
Grainne
S
Choosing the best ANOVA
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1
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189
Karabiner
N
multiple comparisons in dummy coding versus ANOVA
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353
nulook
A
Combining variables - Double counting items?
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237
Armush
C
Which test? Urgent homework help, please!
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1
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306
staassis
A
Which test to use, ANOVA, T-test, other? Urgent
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3
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338
obh
L
Test choice
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2
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443
Lenaa<3
K
NA
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2
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411
hlsmith
C
Is ANOVA the way to go?
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1
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203
Karabiner
N
Meta-analysis and longitudinal studies with baseline differences across two groups.
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2
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332
staassis
M
Which test should I use for a within-design with only one measuring point/time?
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1
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267
Karabiner
N
Circumplex Models: Can You Use Factor Analysis?
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1
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287
spunky
T
Comparing Percentages: Z-Score for Population Proportions or Chi-square?
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0
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228
Talia
K
t-test or ANOVA? urgent
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9
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462
obh
E
zscoring multimodal variable according to different means
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5
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289
obh
V
Linear mixed model? Please help meee!
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3
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356
ondansetron
V
Logistic Regression help
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2
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318
Venus
B
CBT service eval data analysis
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5
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352
Blondepsych
L
I'm at a dead end!!
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13
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514
lux aeterna
M
Goodman and Kruskal's gamma statistic for likert scale data
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282
miacorinne
C
Cronbach's Alpha for a new test. tested w control (n=15) and clinical group (n=15), should I run it on whole sample (n=30)or separately on each group?
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0
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260
Catherine101
C
Looking at relationships
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1
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381
hlsmith
S
Help with a model: can the strength of moderation be used as a variable?
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1
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327
Karabiner
T
ANOVA or MANOVA?
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1
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334
katxt
L
Difference between self-reported and actual measurements
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3
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673
hlsmith
S
Likert item analysis: ANOVA and Kruskal-Wallis assumptions violated
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3
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376
ondansetron
P
Need help with categorical covariates
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1
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414
Karabiner
F
How to interpret the odds ratio (exp(b)) with a continuous dependent variable?
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15
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709
hlsmith
L
Hypothesis Testing
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1
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404
obh
M
Spearman's rho correlation for 4 groups
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7
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433
katxt
Y
Which test to use?
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2
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506
yjsuh1221
M
Discussion of SPSS results (statistic anxiety and academic buoyancy)
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0
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444
Megmould
L
Choosing an inter-rater reliability measure when different sets of raters score items?
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0
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312
Lara333
J
Comparing two samples with not independent observations within each one
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1
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373
obh
Y
First time doing a correlation and a Spearman one! Are my comments valid on my output?
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4
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659
Karabiner
Junes
Prior concentration in Bayesian contingency tables
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1
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399
Junes
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