Stages of statistical investigation

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Stages of statistical investigation by Mind Map: Stages of statistical investigation

1. 1. planning

1.1. requires a prior plan with details

1.2. determine and delimit the object of study

1.2.1. The purpose of the Investigation

1.2.2. qualitative or quantitative

1.2.3. know if there is a possibility investigating with precision or not

1.2.4. Limit the object (Time,Space and number of cases)

1.3. Information sources

1.3.1. indirect

1.3.1.1. the factor is reflected or shown by other means

1.3.2. Direct

1.3.2.1. the factor is shown directly

1.4. procedures

1.4.1. clear information

1.4.2. simplicity

1.4.3. practical application

1.5. Material

1.5.1. Printed

1.5.2. Instrumental

1.6. Cost

1.6.1. Calculation of cost and the necessary financing, distributed between:

1.6.1.1. staff organization

1.6.1.2. material and equipment

1.7. Preparation

1.7.1. the plan is discussed and corrected by specialists

1.7.2. set schedule and deadlines

2. 2. Collection

2.1. the obtained data must be Accurate and reliable

2.2. This stage determinates the subsequent result of the statistic

2.3. his value in the previous data,the distribution and quirks determine the quality of:

2.3.1. Material

2.3.2. essential staff

2.3.3. Propaganda

2.3.4. choice of information sources

2.3.5. distribution and collection of material

2.3.6. appropriate dates

2.3.7. Duration

2.3.8. systematization

2.4. Data

2.4.1. preliminary data

2.4.2. definitive data

2.5. collection stages

2.5.1. material distribution

2.5.2. collection

2.5.3. Control of forms

2.5.4. Informationq quality control

2.6. Collection methods

2.6.1. interview

2.6.2. surveys

2.6.3. observations

2.6.4. forms

2.6.5. Data review

2.6.6. tests

2.6.7. questionnaires

3. 3. Organization

3.1. The Collected material deserves a critical examination

3.1.1. group and process

3.2. Material classification

3.2.1. good stuff

3.2.2. correctable material

3.2.3. disposable material

3.3. responses are translated into codes

3.4. processing can be

3.4.1. Manual, mechanical or computerized

3.4.1.1. depends of

3.4.1.1.1. number of forms

3.4.1.1.2. number of questions

3.4.1.1.3. time and resources

3.5. database generation

3.5.1. listings

3.6. elaboration

3.6.1. Chart

3.6.2. analysis

3.6.3. graphics

3.6.4. conclusions and recommendations

4. 4. Analysis

4.1. This phase is entail with the formulation of the objective and hypothesis

4.2. elaboration of

4.2.1. distributions

4.2.2. frequency tables

4.3. after results

4.3.1. summary

4.3.2. point estimators

4.3.3. parameters

4.3.3.1. Dispersion

4.3.3.2. averages

4.3.3.2.1. Percentages and portions

4.4. comparison with other Investigations

4.5. analysis and evaluation

4.5.1. results statistics

4.5.2. nature of the investigation

5. 5.Results

5.1. Final phase

5.2. Proposal

5.2.1. reach stakeholders

5.2.2. form understandable data

5.2.3. validity in conclusions

5.3. final report content

5.3.1. Problem Statement

5.3.2. objectives

5.3.3. testing hypothesis

5.3.4. exhibition of methodology and sample

5.3.5. answer to the most important questions

6. bibliographic references: Martínez, C. (2012). Estadística y muestreo, 13a ed. [Online]Ecoe Ediciones.(pp 22-43). https://elibro-net.bibliotecavirtual.unad.edu.co/es/ereader/unad/131880?page=31