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Statistics is defined as the science of collecting, organizing, presenting, analyzing and interpreting numerical data for the purpose of assisting in. making a more effective decision. Classifications: Depending on how data can be used, statistics is sometimes divided in to two main areas or branches.

We begin by introducing two general types of statistics: Descriptive statistics: statistics that summarize observations. Inferential statistics: statistics used to interpret the meaning of descriptive statistics.

Statistics is the science deals with collection, classification, summarizing, organizing and interpretation of data to make inference and draw conclusions based on data. While statistic (as a singular) is a single measure of some attribute of a sample.

Consider statistics as a problem-solving process and examine its four components: asking questions, collecting appropriate data, analyzing the data, and interpreting the results.

The most essential uses of statistics are explained as follows. Use of Statistics in Government. ... Statistics in Weather Forecast. ... Statistics in Emergency Preparedness. ... Statistics in Sports. ... Role of Statistics in Education. ... Statistics In Psychology. ... Statistics In Social Science. ... Statistics For Predicting Disease.

Statistics have majorly categorised into two types: Descriptive statistics. Inferential statistics.

5 basic statistics concepts Regression. Regression is a method for comparing two variables when one of them is independent and the other, or the others, depends on that first variable. ... Calculating the mean. ... Standard deviation. ... Sample size determination. ... Hypothesis testing.

(a) Statistics are aggregate of facts (b) Statistics must be numerically expressed. (c) Statistics are collected for a pre-defined purpose (d) Statistics should be collected in a systematic manner. (e) Statistics are placed in relation to each other.

The most important concepts covered in Statistics include mean, median, mode, range, and standard deviation.

The two major areas of statistics are known as descriptive statistics, which describes the properties of sample and population data, and inferential statistics, which uses those properties to test hypotheses and draw conclusions.