Experimental Design Factors and Treatments
In an experiment on plant growth, researchers are manipulating light exposure (full sun, partial shade, full shade) and soil type (clay, loam, sandy). As a control, one group of plants will receive no water. Which of the following statements correctly describes this experimental design?
A
The design is flawed; water is an uncontrolled variable
B
There are 3 explanatory variables with 10 treatments
C
The control group establishes a proper baseline
D
There are 2 explanatory variables with 9 treatments
Question Leaderboard
Not enough data yet to show leaderboard.