6. Advanced Topics
Multivariate Analysis — Quiz
Test your understanding of multivariate analysis with 5 practice questions.
Practice Questions
Question 1
Which of the following describes the primary goal of Principal Component Analysis (PCA) when dealing with highly correlated variables?
Question 2
In Factor Analysis, what is the term for the variance in an observed variable that is shared with other observed variables through common factors?
Question 3
A researcher is analyzing a dataset of student performance across various subjects and wants to identify underlying academic abilities (e.g., verbal, quantitative) that explain the correlations among subject scores. Which multivariate technique is most appropriate for this task?
Question 4
When performing Principal Component Analysis (PCA), how is the direction of the first principal component determined?
Question 5
Which of the following is a common challenge when applying Cluster Analysis?