Groups and Variables Quiz Review

What you observe or measure.

You use Cheer laundry soap and try Gain to see if it cleans better. What's the control group?

You study for 5 min for a test. Next week you study for 20 min to improve your grade. EG?

The variable you change; "I" change

You want to see if hot water freezes faster than water from the faucet. What is the EG?

You study for 5 min for a test. Next week you study for 20 min to improve your grade. CG?

You want to see if hot water freezes faster than water from the faucet. What is the CG?

You study for 5 min. Next week you study for 20 min to improve your grade. Independent var.?

You study for 5 min. Next week you study for 20 min to improve your grade. Dependent var?

You want to see if hot water freezes faster than water from the faucet. Independent variable?

The group used as a comparison

the group being tested

How many variables should you change at a time?

You use Cheer laundry soap & try Gain to see if it cleans better. What's the independent var?

You use Cheer laundry soap and try Gain to see if it cleans better. What's the dependent var.?

You want to see if hot water freezes faster than water from the faucet. Dependent variable?

You use Cheer laundry soap and try Gain to see if it cleans better. What's the experim. group?