The GATE Grind

GATE 2023 XH5 (Psychology) – Question 41

Research Methods and Statistics · Statistics in Psychology: Central tendency and dispersion, normal probability curve, parametric and non-parametric tests, effect size and power analysis · 1 mark · Multiple select

Which of the following is/are TRUE for nonparametric statistics?

  1. It is often called distribution free statitstics
  2. It is used to analyze interval data
  3. It is used to analyze ordinal data
  4. It compares groups in terms of means

Practise this question in The GATE Grind →

Show answer and explanation

Correct answer: (A) It is often called distribution free statitstics; (C) It is used to analyze ordinal data

Explanation

Non-parametric tests make few assumptions about the distribution (“distribution-free”) and suit ordinal or nominal data. Comparing means of interval data is for parametric tests.