Advanced problem solving with sampling
Quiz by Oak National Academy: GCSE Maths Higher (2)
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6 questions
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- Q1You should use a ______ sample when the population consists of several distinct groups such as year groups in a school or people studying different courses.Users enter free textType an Answer30s
- Q2A film streaming company designs this questionnaire. How often do you get download films? [once or twice /often / all the time] How could their question be improved?Users sort answers between categoriesSorting30s
- Q3The owner of a cinema in Oakfield wants to see if they can expand to the town of Rowanwood. They ask 10 of their friends in Oakfield if they would use a new cinema. How can they improve their sample?Users sort answers between categoriesSorting30s
- Q4The owner of a bakers in Oakfield wants to find out what their customers think of their new cakes. Match each type of sample to a suitable example.Users link answersLinking30s
- Q5A conservationist collects a stratified sample of 35 birds from a lake. They collect 5 swans, 12 geese, 8 moorhens and some ducks. There are 20 swans on the lake. How many ducks are on the lake? ______Users enter free textType an Answer30s
- Q6A quality controller takes a stratified sample of 16 type A batteries and 12 type B batteries. The factory produce 2545 type A batteries. They produce ______ of type B to the nearest whole battery.Users enter free textType an Answer30s