After reading this article you will learn about the role of concepts in scientific investigation and development of science. The aim of science is comprehension as complete as possible of the connections between sense experiences in their totality and "the accomplishment of this aim by the use of a minimum of concepts...." A concept is an abstraction of observed things, [...]
After reading this article you will learn about:- 1. Types of Observation 2. Merits and Limitations of Observation 3. Difficulties. Types of Observation: Observation may take place in the natural or real life setting or in a laboratory. Observational procedures tend to vary from complete flexibility to the use of pre-coded detailed formal instrument. The observer may himself participate actively [...]
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 [...]