Working Scientifically Flashcards
What is a categoric variable?
Values with labels/names
What is a continuous variable?
Values with numbers
What does it mean when an experiment is repeatable?
When experiments can give similar results with the same investigator, same equipment and same methods.
What does it mean when an experiment is reproducible?
When experiments can give similar results with different investigators, different equipment but the same method.
When is a graph directly proportional?
When it has a straight line which passes through the origin
What is an independent variable?
The variable which is changed
What is a dependent variable?
The variable which is measured
What is a control variable?
The variable which is kept the same
What is an accurate measurement?
A measurement which is close to the true value
What is a precise result?
Results that cluster closely
What is resolution?
The smallest value which can be seen on a scale
