5551318
Questão 1
Questão
A small sample size is better than a large one.
Responda
- True
- False
Questão 2
Questão
If the results are reproducible and repeatable then they are reliable
Responda
- True
- False
Questão 3
Questão
if the results are from an independent company then they are not biased.
Responda
- True
- False
Questão 4
Questão
What variables are there in an investigation?
Responda
-
Control variables, independent variables and dependent variables.
-
Control variables, independent variables and experiment variables.
-
Controlled assessment variables
Questão 5
Questão
A random error can be caused by humans.
Responda
- True
- False
Questão 6
Questão
An anomalous result is still used in the results
Responda
- True
- False
Questão 7
Questão
What is a zero error?
Responda
-
It is an error that happens when the equipment is not zeroed properly.
-
It is an error that occurs when the equipment only shows zero.
-
It is an error that occurs when the equipment breaks.
Questão 8
Questão
Line graphs are used for non-continuous results
Responda
- True
- False
Questão 9
Questão
Sometimes conclusions might show that there is a relationship between two variables but that doesn't mean that a change in one variable causes the change in the other.
Responda
- True
- False
Questão 10
Questão
When you do an experiment you have a group that has nothing done to them, why?
Responda
-
They are a control group to make sure the results are correct.
-
They are just there
-
They are lazy and like to take part in experiments
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