Marvel Controls and Variables worksheet Iron Man thinks that a special juice will increase the Identify the
productivity of workers. He creates three groups of 50 1. Independent Variable;
workers each and assigns each group the same task,
assemble laser pens.
2. Dependent Variable:
Group 1 drinks 100mL of the special juice while they work. 3. Controlled variable:
Group 2 drinks 50mL of the special juice while they work.
Group 3 is not given the special juice while they work 4. What should Iron Man's conclusion be? How did
the juice affect the number of pens each group
After an hour, Iron Man counts how many laser pens were assembled? Use data (numbers) to support your
assembled. He made the data table below.
answer.
Group 1
Group 2
Group 3
Number of laser
pens assembled
56
82
113