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

Kate is organizing a school party and needs to order pizzas. She surveys 60 students to determine their pizza preferences, finding that 20 prefer ham pizza. Assuming this sample represents the entire school of 1200 students, she calculates that 400 students would want ham pizza. The video discusses the assumption that the sample is representative and how this might affect the accuracy of the order.

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

Discuss how the sample size might affect the accuracy of Kate's pizza order.