Tag: data handling

Covers frequency distribution, measures of central tendency, and data interpretation for grouped data

tally marking

histogram

Covers primary vs secondary data, data collection methods (interviews, questionnaires, observation), sampling techniques, and statistical data quality

planning and collecting data

Learn about primary and secondary data sources, various data collection methods (questionnaires, interviews, observation, telephonic and mailed surveys), sampling techniques, and merits/demerits of different approaches to collecting statistical data.

Learn about types of bar diagrams (simple, multiple, component), their characteristics, uses, and related concepts in data visualization including graphs and histograms.

histograms

tally marks