Statistics I
Practical Geography · Statistics
Syllabus tag: KCSE | Geography | Form 1 | Topic 4 Statistics I
Lesson objectives
By the end of this topic, you should be able to:
- Explain the significance of statistics and classify statistical data.
- Describe methods of collecting and recording data, including sampling.
- Calculate percentages, mean, median, mode and range.
- Present data using bar graphs, line graphs, pie charts and divided rectangles.
Summary
Statistics is the collection, presentation and analysis of numerical data. Data is primary or secondary by source, and discrete, continuous or grouped by nature. The measures of central tendency are the mean, median and mode. Data is presented as bar graphs, line graphs, pie charts and divided rectangles.