Tag: statistics

Covers fundamentals of statistics including data classification, tabulation methods, and presentation techniques such as textual, tabular, and graphical formats

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.

Covers correlation concepts (types, coefficients, methods), regression analysis, and their applications in statistics for class XI students

Covers fundamental probability concepts including event types, probability values, basic calculations, conditional probability, binomial distribution, and expectation.

Questions covering variance, standard deviation, coefficient of variation, and related statistical measures of dispersion including transformations and calculations

time series and forecasting

Time series analysis, moving averages, and the four types of variations: trend, seasonal, cyclical, and irregular

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