A bicycle factory

• Resources Structure
• Key Stage 4
• Mathematics
• XIX. Correlation and regression
• 111. Sampling techniques

• Exam Specifications
• Key Stage 4
• AQA GCSE Mathematics A (4301)
• III. Handling data
• Collecting data
• Collecting data
• design and use data-collection sheets for grouped, discrete and continuous data; collect data using various methods, including observation, controlled experiment, data logging, questionnaires and surveys
• gather data from secondary sources, including printed tables and lists from ICT-based sources
• design and use two-way tables for discrete and grouped data
• collect data using various methods, including observation, controlled experiment, data logging, questionnaires and surveys
• deal with practical problems such as non-response or missing data

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