Control Group A group in a study that is treated in exactly the same way as the experimental group, apart from the factor you're investigating.

Model A simplified picture of what's physically going on.

Prediction/Hypothesis A specific testable statement, based on a theory, about what will happen in a test situation.

Peer Review Where a scientific report is sent out to peers (other scientists) who examine the data and results, and if they think that the conclusion is reasonable it's published.

Variable A quantity that has the potential to change, e.g. weight, temperature, concentration.

Prediction/Hypothesis A specific testable statement, based on a theory, about what will happen in a test situation

Precise Result A result that is really close to the mean.

Random Error A difference in measurement caused by an unpredictable factor, e.g. human error.

Repeatable Result A Result that can be repeated by the same person using the same method and equipment.

Reproducible Result A result that can be consistently reproduced in an independent experiment.

Valid Conclusion A conclusion that answers the original question.

Accurate Result A result that is really close to the true answer.

Variable A quantity that has the potential to change, e.g. weight, temperature, concentration.

Independent Variable The variable you change in an experiment.

Dependent Variable The variable you measure in an experiment.

Placebo A dummy pill or injection that looks exactly like the real drug, but doesn't contain the drug.

Sample size The number of samples in the investigation, e.g. the number of people in a drug trial

Everything I see and hear... I will take ideas from anyplace, anywhere, anytime, and life has become a song to me. I'm always looking for a song.

It's only in modern times that we have come to glorify vampirism.

Infatuation is not quite the same thing as love; it's more like love's shady second cousin who's always borrowing money and can't hold down a job.

Yesterday I was qualified, the Lord knows how, as your depute.

Real estate is my life. It is my day job, if you will. But it consumes my nights and weekends, too.

I want everyone to know what they deserve in relationships: that they can demand equality and kindness. Because everyone will have a relationship at some point in their life. It's what we all do, every day, and we need to know how to do it.

If you're a member of my family, whether immediate or extended, and you want to see my show, don't.

Live within your means never be in debt and by husbanding your money you can always lay it out well. But when you get in debt you become a slave. Therefore I say to you never involve yourself in debt and become no mans surety.

Statutes are mere milestone, telling how far yesterday's thought had traveled; and the talk of the sidewalk today is the law of the land. With us, law in nothing unless close behind it stands a warm, living public opinion.

The only thing that comes to a sleeping man is dreams.

I don't stand for the black man's side, I don' t stand for the white man's side. I stand for God's side.

There is no contradiction between effective law enforcement and respect for civil and human rights.

The Internet community started forming right when 'Buffy' started airing, and the notion of a show creator being anything other than a name people recognize on the screen was completely new.

I like to dirt bike ride, four wheeler, go-kart.

Families don't have to match. You don't have to look like someone else to love them.

When I get to my deathbed, I don't want to take my last breath and say, Well, how glorious. I've left the world my acting credits. I won't even think that.

The idealist walks on tiptoe the materialist on his heels.

We use so much bad language that it forms a barrier between ourselves and the truth.

The ultimate aim of Karate lies not in victory or defeat, but in the perfection of the character of its participants.

Whatever it is that I feel, I express it! I am free with my joy, my laughter, my pleasure, my pain, and I am blessed in that way as an actress that I can access those feelings within myself and not be ashamed to show whatever that is that's appropriate for the character.

A runner needs not just to be skinny but - more specifically - to have skinny calves and ankles, because every extra pound carried on your extremities costs more than a pound carried on your torso. That's why shaving even a few ounces off a pair of running shoes can have a significant effect.

Leadership, like coaching, is fighting for the hearts and souls of men and getting them to believe in you.

My philosophy has been to take things day by day. When I talk about this philosophy, it makes people perhaps a little surprised.

Industry need not wish.