Curated OER
Surveys and Samples
For this surveys and samples worksheet, students discover data collection techniques and write their own survey questions. Students use random sampling, convenience sampling, and systemic sampling and analyze their results.
Curated OER
Sampling Snoops
Students practice formulating a hypothesis and designing an experiment to test the hypothesis. They identify several sampling techniques they can use to test their hypotheses.
Curated OER
Activity 3: Using Photo Images to Explore Life on the Ocean Floor
Students work in groups with copies of the three photo images provided with the lesson. They make observations about mussels and clams. Students discuss reasons scientists use a representative sample of a population rather than the...
Curated OER
Ecology - Biodiversity Lab
Studnents examine the degree of biodiversity that exists in one's everyday environment, in order to develop an understanding of how scientists classify organisms and to explain why biodiversity is important for living things.