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Stats Activity - Topic 4.4 - Nitrate Levels (Answers)

This are the answers to the activity looking at some statistics on nitrate levels in a river. This activity helps you practice Tool 3: Mathematics and Inquiry 2: Collecting and Processing Data. Investigation A student wanted to investigate how agricultural practices affected the nitrate levels in a river. He started at the source of the river and took water samples along the river at 9 locations over a total distance...

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