In this article we will discuss about the presentation methods of statistical data. 1. Tabulation: Tables are devices for presenting data simply from masses of statistical data. Tabulation is the first step before data is used for analysis. Tabulation can be in form of Simple Tables or Frequency distribution table (i.e., data is split into convenient groups). 2. Charts and [...]
In this article we will discuss about the Importance of Statistics in Education. Definitions of Statistics: "Statistics comprises the collection, tabulation, presentation and analysis of an aggregate of the facts, collected in methodical manner, without bias and related to predetermined purpose." - Sutcliffe The word "statistics" is derived from the Latin word "status", which means political condition or status. Hence, [...]
The following points highlight the three types of measures of central tendency. The types are: 1. Mean 2. Median 3. Mode Type # 1. Mean: It is also known as arithmetic mean. It is the ordinary average in Arithmetic. According to Garrett, "The arithmetic mean, or more simply the mean, is the sum of the separate scores or measures divided [...]
