data transformation : Stats Help

Variable selection: Why certain categories are chosen but not others?

categorical-data lasso
Updated February 18, 2019 08:19 AM

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

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

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

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

How can i calculate Covariance between numeric attributes and Binary attributes?

correlation feature-selection covariance binary-data
Updated February 17, 2019 14:19 PM

Transforming non-normal to normal distribution and back-transform

normal-distribution data-transformation nonparametric back-transformation transform
Updated February 17, 2019 06:19 AM

Fisher exact test on 4 x 3 table, with low count?

r categorical-data fishers-exact
Updated February 17, 2019 04:19 AM

Lower ARIMA accuracy with BOX-COX

time-series arima data-transformation
Updated February 17, 2019 03:19 AM

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

What is the difference between functional data and non-functional? (Functional Data Analysis)

functional-data-analysis fda
Updated February 16, 2019 20:19 PM

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

Test if treatment effect is different between samples

chi-squared binary-data heteroscedasticity treatment-effect mcnemar-test
Updated February 16, 2019 17:19 PM

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

Propensity Score Matching over time?

propensity-scores longitudinal-data-analysis
Updated February 16, 2019 01:19 AM

What is a clear question in itself?

data-visualization collecting-data
Updated February 16, 2019 00:19 AM

What is a good question in itself?

data-visualization collecting-data
Updated February 15, 2019 23:19 PM

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

Change variable to log transformed or keep original?

regression data-transformation residuals fitting
Updated February 15, 2019 22:19 PM

longitudinal analyses with small number of observations

panel-data
Updated February 15, 2019 22:19 PM

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