Is it reasonable to get PC component score in the inverse direction to the original data?
8333
Does the sign of scores or of loadings in PCA or FA have a meaning? May I reverse the sign?
31165
Is this workaround used by my book to find the value of $1/0$ legitimate?
36609
Creating a single index from several principal components or factors retained from PCA/FA
106415
Can binary data be ordinal?
112346
How to decide whether missing values are MAR, MCAR, or MNAR
7779
How does centering the data get rid of the intercept in regression and PCA?
15390
Random test data: How to do it right?
15339
Extract, convert, store and reuse (x,y) coordinate components
12090
On Negative AIC Values
91812
Using inverse of transpose matrix to cancel out terms?
67557
Imputation of missing values for PCA
145955
verifying an incorrect integrating factor
43833
How to parameterize the ratio of two normally distributed variables, or the inverse of one?
139690
Which variables should I transform, center, and/or standardize in my data for Principal Component Analysis?
38471
Is it possible to interpret regression output omitting the intercept?
52047
How can top principal components retain the predictive power on a dependent variable (or even lead to better predictions)?
133683
Skewness transformation for one but not the other variable?