Statistics Revision Questions Form Three Basic Mathematics
Statistics is the branch of mathematics that deals with collecting, organizing, analyzing, interpreting, and presenting data. It helps us make sense of data and draw conclusions from it, often to support decision-making or understand patterns and trends.
Two Main Types of Statistics:
1. Descriptive Statistics
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Summarizes and describes the main features of a dataset.
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Examples: mean (average), median, mode, standard deviation, charts, and graphs.
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2. Inferential Statistics
- Makes predictions or inferences about a larger group (population) based on data from a smaller group (sample).
- Examples: hypothesis testing, confidence intervals, regression analysis.
