Question 1

Which method compares the means of two or more groups?

Accepted Answer

For "Which method compares the means of two or more groups?", ScholarGate surfaces: Independent samples t-test, Welch t-test, Hotelling's T² Test. Each has a definition, when-to-use guidance and sources in the library.

Question 2

Which method predicts a continuous outcome from several variables?

Accepted Answer

For "Which method predicts a continuous outcome from several variables?", ScholarGate surfaces: Multivariate Regression, Bayesian Multiple linear regression, Robust Multiple linear regression. Each has a definition, when-to-use guidance and sources in the library.

Question 3

Which method classifies observations into categories?

Accepted Answer

For "Which method classifies observations into categories?", ScholarGate surfaces: Grey Clustering, CNN Image Classification, YOLO. Each has a definition, when-to-use guidance and sources in the library.

Question 4

Which method groups similar observations without labels?

Accepted Answer

For "Which method groups similar observations without labels?", ScholarGate surfaces: K-Means Clustering, Hierarchical Clustering, Sentence Embeddings. Each has a definition, when-to-use guidance and sources in the library.

Question 5

Which method tests the association between two variables?

Accepted Answer

For "Which method tests the association between two variables?", ScholarGate surfaces: Robust Correlation, Cramer's V, Spearman Correlation. Each has a definition, when-to-use guidance and sources in the library.

Question 6

Which method reduces many correlated variables to a few factors?

Accepted Answer

For "Which method reduces many correlated variables to a few factors?", ScholarGate surfaces: Principal Component Analysis, Partial Least Squares, Locally Linear Embedding. Each has a definition, when-to-use guidance and sources in the library.

Question 7

Which method ranks alternatives across multiple criteria?

Accepted Answer

For "Which method ranks alternatives across multiple criteria?", ScholarGate surfaces: FUCA, BORDA, EVAMIX. Each has a definition, when-to-use guidance and sources in the library.

Question 8

Which method analyzes time-to-event data with censoring?

Accepted Answer

For "Which method analyzes time-to-event data with censoring?", ScholarGate surfaces: Weibull Regression, Kaplan-Meier Estimator, Royston-Parmar Model. Each has a definition, when-to-use guidance and sources in the library.

Which method should I use?

Common question: which method?