What is multivariate analysis? What are the important points to be kept in mind while interpreting the results obtained from multivariate analysis.

Multivariate analysis refers to a set of statistical techniques used to examine and understand relationships between multiple variables simultaneously. Unlike univariate analysis, which deals with single variables, multivariate analysis allows researchers to explore complex interrelationships among variables and to discern patterns or structures within the data.

### Key Aspects of Multivariate Analysis

1. Techniques and Methods:
   - Principal Component Analysis (PCA): Reduces the dimensionality of data while retaining most of the variability. It transforms the original variables into a new set of uncorrelated variables (principal components).
   - Factor Analysis: Identifies underlying factors that explain the correlations among observed variables. It's often used for data reduction and to uncover latent ______ ______ ____ _______ _________.
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