Clear answers to common research, publication, editing, plagiarism, citation, and manuscript preparation questions.
Published: 25 Jun 2026
Sandler’s A-test is a compact way to test whether the mean difference between two related sets of numerical observations is zero. It was introduced by Jose...
Published: 25 Jun 2026
Understanding the steps involved in applying Chi-square test helps you answer a question that appears in research methods classes, dissertation chapters, s...
Published: 25 Jun 2026
Testing of Hypotheses-I (Parametric or Standard Tests of Hypotheses) is the part of inferential statistics in which researchers use probability models to a...
Published: 25 Jun 2026
Testing the equality of variances of two normal populations is a statistical procedure for determining whether two independent groups have the same populat...
Published: 25 Jun 2026
Tests of Hypotheses help researchers decide whether an observed pattern is sufficiently inconsistent with a stated statistical claim to warrant rejecting i...
Published: 25 Jun 2026
What is a hypothesis? In research, a hypothesis is a clear, provisional statement about an expected relationship, difference, or outcome that can be examin...
Published: 25 Jun 2026
Yates’ Correction is a continuity adjustment used with the Pearson chi-square test for a 2×2 contingency table. It is intended to moderate the approximatio...
Published: 25 Jun 2026
Association in Case of Attributes is a statistical method for examining whether two qualitative characteristics tend to occur together. Suppose a researche...
Published: 25 Jun 2026
The case study method is a research approach for examining a bounded real-world case in depth and in context. The case might be one classroom, a hospital p...