The GATE Grind

GATE 2025 XH5 (Psychology) – Question 53

Research Methods and Statistics · Correlational Analysis: Product moment and rank order correlation, partial and multiple correlation, biserial, point biserial, tetrachoric and phi, regression, factor analysis · 2 marks · Multiple choice

Assertions-

P. Factor analysis reduces a large number of measures to a smaller number of clusters.

Q. The measures within each cluster are highly interconnected and reflect the same underlying dimensions.

Which of the following is correct?

  1. Only P is correct
  2. Only Q is correct
  3. Both P and Q are correct
  4. Neither P nor Q is correct

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Show answer and explanation

Correct answer: (C) Both P and Q are correct

Explanation

Factor analysis reduces many measures to a few factors (clusters), and the measures that load on one factor are strongly related to each other and reflect the same underlying dimension. Both statements are correct.