Math/definitions Flashcards
1
Q
what does empirical mean?
A
Trial and error
2
Q
What is the independent variable?
A
The independent variable is is one factor you change in a experiment
3
Q
What is the dependant variable?
A
The dependant variable is what’s being measured in a experiment
4
Q
What is the control variable?
A
The control variable is the things you keep the same. These can change the dependant variable but are not the independent variable.
5
Q
What do valid results need to be based on?
A
Valid results need to be based on a very large sample carried out blind, repeatable and random.
6
Q
What does accurate mean?
A
Accurate means the result is close to the true value
7
Q
What does precise mean?
A
Precise measurements are ones that there is very little spread about the mean value
