Here is a term paper on ‘Chi-Square Test’ especially written for school and college students. The X2 (Greek letter X2 Pronounced as Ki-square) test is a method of evaluating whether or not frequencies which have been empirically observed differ significantly from those which would be expected under a certain set of theoretical assumptions. For example, suppose political preference and place [...]
This article throws light upon the top seven modes by which scientific knowledge is adopted. The modes are: 1. Reliance on Empirical Evidence 2. Use of Relevant Concepts 3. Commitment to Objectivity 4. Ethical Neutrality 5. Generality 6. Predictions based on Probability 7. Public Methodology Affording Testing of Conclusions through Replication. Adopting Scientific Knowledge: Mode # 1. Reliance on Empirical [...]
This article provides a short note on null hypotheses. The alternative hypotheses and the null hypotheses together constitute the framework for the statistical testing of hypotheses. Fuller significance of null hypothesis can be grasped by the students at later stage. Suffice it here to say that the null hypothesis in its simplest form asserts that there is no difference between [...]