Statistical investigation is the scientific method of gathering information, investigating and drawing conclusion on a problem in order answer some interesting questions.
A statistical investigation involves 5 stages:
- Problem stage is about deciding a statistical question and what, where, why to collect the data.
- Plan stage is when decision are made on how the data will be gathered.
- Data stage is when the collected data is managed and well-organised.
- Analysis stage is when the organized data is been analyzed using a choice of analytical tools.
- Conclusion stage is when the analyzed data are used to answer question in the problem drawn stage as well as drawing conclusion
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