Exam (elaborations)
AS Paper 2: Statistics and Mechanics
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Paper 2: Statistics and Mechanics AS Wednesday 22 May 2019 SECTION A: STATISTICS 1. A sixth form college has 84 students in Year 12 and 56 students in Year 13 The head teacher selects a stratified sample of 40 students, stratified by year group. (a) Describe how this sample could be taken. (3)...
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