Mathematics, 29.11.2020 20:00 neonbluefaith
Ill give 20 points. Leonie wants to collect information on the length of time pupils at her school spend on homework each evening. She thinks that this depends on the school year, so her sample should contain some pupils from each year group. What information does Leonie need in order to be able to select a stratified sample?
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Ill give 20 points. Leonie wants to collect information on the length of time pupils at her school s...
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