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

Kate is organizing a party for 1200 students and needs to order pizzas. She surveys 60 students to determine their pizza preferences, finding that 20 prefer ham pizza. Using this sample, she calculates that 400 ham pizzas are needed for the entire school. The assumption is that the sample is representative of the whole school, which may not be accurate. The video explains the calculation process and discusses the potential impact of the assumption on the results.

Calculate how many ham pizzas Kate should order based on her sample.

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Discuss why the sample of 60 students might not be a fair representation of the whole school.

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