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In this activity, students investigate the effects of automobile pollution on plant growth by making measurements on two populations of leaves, one from within 10 meters of a busy road and a population of the same species situated more than 20 meters away. They will choose a method for measuring the leaves, create a table for their data, and test their hypotheses by performing a t-test. Full description.
Grade level: High (9-12), College (13-14)
Resource type: Computer activity, Field activity, Lab activity
Subject: Environmental science, Forestry, Mathematics
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Environmental Science Act. (ESA21)    Browse collection
Pedagogically Annotated Collection     Browse collection