What is meant by Dispersion? The extent to which individual observations spread out from the central value is called dispersion. There are various measures which are used to express the degree of variation quantitatively. These measures are called measures of variation. Let's discuss in detail measures of dispersion:- MEASURES OF DISPERSION There
STATISTICS
CENTRAL TENDENCY | MEASURES OF CENTRAL TENDENCY
PRESENTATION OF DATA | FREQUENCY DISTRIBUTION
WHAT IS DATA COLLECTION | METHODS OF DATA COLLECTION
What is Data Collection? We know that Data Collection is an important element in Survey method. data are collected in various ways.Different methods can be adopted for the data collection e.g. questionnaire method, interview method including personal interviews and telephone interview. Mail survey method is also utilized. Let's discuss in detail
WHAT IS QUESTIONNAIRE | TOOL OF SURVEY
What is questionnaire? To collect information about the problem under study different can be utilized. It can be the questionnaire or any other prescribed test to scale. The main task is to translate the research question into an interview or other instrument constructed for the survey. Selection of tool is
POPULATION AND SAMPLING | TYPES OF SAMPLING
STATISTICAL DATA | TYPES OF STATISTICAL DATA
WHAT IS STATISTICAL | IMPORTANCE OF STATISTICAL
What is Statistical ? The word statistics is derived from Latin word status and Italian word statistic, while in 1749, Gottfried Achen wall used the German word Statistic, All these words stand for political State. It is used the word that stands for political knowledge regarding civilization, industry, and