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2.1 K: Statistical sampling

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Question 1
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A sixth form college has 72 students in Year 12 and 63 students in Year 13.
The head teacher selects a stratified sample of 30 students, stratified by year group.

Describe how this sample could be taken.

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2.1 K: Statistical sampling Questions

  1. A Level
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  3. /2.1 K: Statistical sampling