Mrs. o’grady wants to know if doing labs with her science class really them learn the material better. she decides to test this out in her two sixth grade science classes. in both classes she gives the same amount and types of notes and homework, but in one class she does labs and the other class she doesn’t. at the end of the unit, she gives both classes the same unit test and compares the class averages.
1. independent variable:
2. dependent variable:
3. hypothesis
4. control group
5. experimental group
6. constants
7. possible threats to the accuracy of results?