GCSE Secondary Maths Age 13-17 - Probability & Statistics: Questionnaire - Explained

The video tutorial discusses common issues in designing questionnaires, such as lack of units and overlapping response options. It provides guidelines for creating effective questions, emphasizing the importance of including a time frame and ensuring non-overlapping response options. The tutorial also explains how marks are allocated for identifying errors and crafting questions, offering tips to avoid common pitfalls.

List three things that should be considered when designing a questionnaire based on the text.

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What is the significance of having no tally charts or frequencies in the questionnaire?

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