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data transformation : Stats Help
Variable selection: Why certain categories are chosen but not others?
categorical-data
lasso
Updated February 18, 2019 08:19 AM
1
answers
234
views
2
votes
How to test the inter-rater reliability of a nominal coding process that generates ordinal data?
ordinal-data
reliability
agreement-statistics
categorical-data
validity
Updated February 18, 2019 04:19 AM
1
answers
255
views
2
votes
How can I add subscript to Y axis without using the expression() and paste() command?
data-visualization
dataset
ggplot2
Updated February 18, 2019 04:19 AM
0
answers
5
views
-1
votes
How can I add subscript in graph titles? I tried a code and it ran well for the first time however, its giving me an error. Any help is appreciated!
data-visualization
ggplot2
Updated February 18, 2019 01:19 AM
0
answers
7
views
1
votes
Algebraic Manipulations in Mann-Whitney-Wilcoxon Test Statistics
hypothesis-testing
self-study
nonparametric
wilcoxon-mann-whitney
paired-data
Updated February 17, 2019 19:19 PM
0
answers
2
views
0
votes
How can i calculate Covariance between numeric attributes and Binary attributes?
correlation
feature-selection
covariance
binary-data
Updated February 17, 2019 14:19 PM
0
answers
3
views
0
votes
Transforming non-normal to normal distribution and back-transform
normal-distribution
data-transformation
nonparametric
back-transformation
transform
Updated February 17, 2019 06:19 AM
0
answers
2
views
0
votes
Fisher exact test on 4 x 3 table, with low count?
r
categorical-data
fishers-exact
Updated February 17, 2019 04:19 AM
1
answers
5
views
0
votes
Lower ARIMA accuracy with BOX-COX
time-series
arima
data-transformation
Updated February 17, 2019 03:19 AM
0
answers
5
views
0
votes
Centering in longitudinal linear mixed modeling - center by participant mean, timepoint mean, or participant by time grand mean?
mixed-model
convergence
centering
longitudinal-data-analysis
Updated February 16, 2019 22:19 PM
0
answers
4
views
0
votes
What is the difference between functional data and non-functional? (Functional Data Analysis)
functional-data-analysis
fda
Updated February 16, 2019 20:19 PM
0
answers
4
views
0
votes
Is sketching a method for dimensionality reduction and its relation to random projection
data-transformation
dimensionality-reduction
linear-algebra
high-dimensional
random-projection
Updated February 16, 2019 19:19 PM
0
answers
2
views
0
votes
Test if treatment effect is different between samples
chi-squared
binary-data
heteroscedasticity
treatment-effect
mcnemar-test
Updated February 16, 2019 17:19 PM
1
answers
234
views
0
votes
multiple logistic regressions with binary predictors vs single logistic regression with categorical predictors
r
logistic
multiple-regression
categorical-data
binary-data
Updated February 16, 2019 13:19 PM
0
answers
4
views
0
votes
Propensity Score Matching over time?
propensity-scores
longitudinal-data-analysis
Updated February 16, 2019 01:19 AM
0
answers
3
views
0
votes
What is a clear question in itself?
data-visualization
collecting-data
Updated February 16, 2019 00:19 AM
0
answers
7
views
0
votes
What is a good question in itself?
data-visualization
collecting-data
Updated February 15, 2019 23:19 PM
0
answers
6
views
0
votes
How can I get the moderators to reason specifically and thoroughly their decisions concerning myself?
data-visualization
collecting-data
Updated February 15, 2019 22:19 PM
0
answers
7
views
0
votes
Change variable to log transformed or keep original?
regression
data-transformation
residuals
fitting
Updated February 15, 2019 22:19 PM
0
answers
7
views
0
votes
longitudinal analyses with small number of observations
panel-data
Updated February 15, 2019 22:19 PM
0
answers
3
views
0
votes
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