In this article we will discuss about Mean Deviation:- 1. Meaning of Mean Deviation 2. Computation of Mean Deviation. Meaning of Mean Deviation: Deviation refers to the difference between the calculated means (arithmetic mean, median and mode) and the value of individual data. Mean deviation is the mean of the deviations of all data of a series from the real [...]
In this article we will discuss about Correlation in Statistics:- 1. Subject-Matter of Correlation 2. Types of Correlation 3. Methods. Subject-Matter of Correlation: Sometimes two or more events are interrelated, i.e., any change in an event may affect the other events. If such changes are expressed in the form of numerical data and they appear to be interdependent they are [...]
After his origin, man began to think about the things around him - the earth, the sky, the mountains, the rivers, the animals, the plants and about himself. Whatever "knowledge" he could gather, he transferred it to his progeny/off-spring, and thus there was an accumulation of "knowledge" about various things. Since long, man has been thinking about "life" and still [...]