About Course
Understand populations and samples, types of data, and how to collect data fairly. Learn about random and stratified sampling, bias, and designing good questionnaire questions.
This course is independent revision support and is not affiliated with any exam board. Always check your own exam board specification and past-paper guidance.
Course Content
Course Lessons
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Types of Data
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Populations & Samples
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Bias & Questionnaires
Sources & Further Reading
Final Assessment
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