Descriptive Statistics and its tools in problem solving and correct decision making

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Descriptive Statistics and its tools in problem solving and correct decision making

in psychology

Design the experiment. The model is validated by comparing it with what happens in reality. Statistical methods known as hypothesis test or significance test are used.

Statistical planning of the investigation: Locate the sources of information, choose the material. Pose a study problem

It allows extracting and summarizing useful information from the observations that are made, the psychologist must base his decisions on limited data and these are easier to make with the help of statistics, it gives greater clarity and precision to psychological thought and research

in companies

It serves as support to focus on the contextual framework, provides a statistical foundation, relationship between variables, quality assurance and considerations to learn to measure and manage numbers and, most importantly, decision making.

It is fundamental in order to manage and improve the activities of the company.

It is essential to evaluate and control in the work area

It helps to identify organizations made up of different elements, human, technical and material and whose objective is the achievement of some economic or commercial benefit, satisfying the needs of customers.

In the health

Provides discernment of health problems so that available resources are applied efficiently to solve them

Provides knowledge and understanding of information about the etiology and prognosis of diseases, in order to advise patients on how to avoid diseases or limit their effects

Interprets laboratory tests and clinical observations and measurements with an understanding of physiological, observer, and instrument variations

Allows understanding of the rational foundations on which diagnostic, prognostic and therapeutic decisions are based

Variable Types

Variable de intervalo (numérica continua)

Discrete numeric variable

Ordinal or scale variable (non-numeric)

Nominal variable (or categorical or qualitative non-ordinal)

The statistics are divided into:

Inferential Statistics

Descriptive statistics

In the economy

It is applied in order to be able to predict and understand future events, based on statistical and mathematical analysis, and thus be able to suggest economic policy measures according to desired objectives.

The development plans of the economy of a country are drawn up, the control of their compliance is supervised and the resource needs by territories are determined.

It allows drawing up the development strategy according to the programs that are considered according to the prevailing conditions in each nation.

Allows supporting decision-making for the application of the economic policy that countries propose to lead society

Mathematical technique that obtains, organizes, presents and describes a set of data with the purpose of facilitating its use, generally with the support of tables, numerical measures or graphs