Science Homework Help

I. An experiment for a new asthma medication was set up into two groups. Group I was given the new drug for asthma, while Group II was given a sugar pill. The participants in both groups recorded and reported the number of asthma attacks in a six month period.

Identify the independent variable of the experiment.

Identify the dependent variable of the experiment.

Identify the experimental group of this experiment.

Identify the control group of this experiment.

What is the purpose of the sugar pill and why is it necessary for a valid experiment?

II. You observed students who arrive at least five minutes before class begins do better on the first test than those who arrive later. You wonder if arrival time for class and test performance are related and plan an experiment. Write a hypothesis you could test in your experiment.

Identify the independent variable of the experiment.

Identify the dependent variable of the experiment.

Identify the experimental group of this experiment.

Identify the control group of this experiment.