Business

This Lecture paper is prepare for Methods of Data Collection. This lecture paper is focus on Types of  Data, Methods of  Collection of  Primary Data, Observation…

Presentation of data refers to a process of presenting data/information  in a form so as to facilitate easy comprehension of events on which data are…

The basis of statistics consists of numbers or observations usually obtained by some process of  counting  or measurement. These are collectively as data. Data may…

Variability refers to the extent to which the observations vary from one another from some average. A measure of  variation is designed to state the…

An average is frequently referred to as a measure of central tendency or central value. This is a single value which is considered the most…

It is viewed as a  statistical tool with the  help of which the relationship between two or more than two variables is studied. Correlation analysis…

Regression is a statistical tool to estimate (or predict) the unknown values of one variable from known values of another variable. The regression analysis is a…

It is a value between zero and one, inclusive, describing the relative possibility (chance or likelihood) an event will occur in the future. As there is…

Sampling is the process of  selection of some part of an aggregate or totality on the basis of which a judgement or inference about the…

Broken bars In certain type of data there may be wide variations in values – some values may be very small, other very large. In…

A Problem in Statistics is given to three students A, B and C whose chances of solving it are. What is the probability that the…

This Lecture paper is made on Sample Size Determination. Sample size determination is an important and often difficult step in planning an empirical study. From…