In this article we will discuss about the Regression Analysis and Regression Lines in Statistics. Meaning of Regression: Regression means to return or come back. It is used in the cases where the values of data of two or more series tend to return toward the mean of the series. Sir Francis Galton observed that tall fathers produced tall sons [...]
In this article we will discuss about Modern Concept on the Origin of Life. In an International conference on the origin of life on earth in Moscow, the Russian Biochemist A.I. Oparin (1968) stated that life is a special form of matter in motion arising in an orderly manner at a certain stage in the evolution of matter. According to [...]
The following points highlight the top four types of tests of significance in statistics. The types are: 1. Student's T-Test or T-Test 2. F-test or Variance Ratio Test 3. Fisher's Z-Test or Z-Test 4. X2-Test (Chi-Square Test). Test of Significance: Type # 1. Student's T-Test or T-Test: It is one of the simplest tests used for drawing conclusions or interpretations [...]