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INTRODUCTION TO STATISTICS
CONTENT
- The Purpose of Statistics
- Definition of Statistics
- Collection of Data for Planning Purposes
- The Need for Collecting Data for Analysis Purposes
- The Need for Collecting Data for Prediction Purposes
- Collection of Data in Class
- Data Presentation (rank-ordered list, frequency table, graphs, pictogram, bar chart, pie chart)
The Purpose of Statistics
Definition of Statistics
Statistics is a branch of science that is concerned with the methods of collecting, organizing, presenting and analyzing data for a specific purpose.
Information in raw or unorganized form (such as alphabets, numbers, or symbols) that refer to, or represent, conditions, ideas, or objects. Data is limitless and present everywhere in the universe.
Statistics is the branch of mathematics, which deals with the study of data. It involves:
- Gathering (i.e. collecting) data
- Sorting and tabulating data
- Presenting data visually by means of diagrams (charts, tables and graphs)
- Interpreting results.
Statistics is known to provide useful information in our everyday life:
- For record keeping
- To forecast or predict future events
- For decision making
- For planning purposes
- To gather useful information this can be passed from one source to another.
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ClassHall Instructor
Ezimeruwe Oghenekaro
Halima Ahmadu
Sadiq Barau