5551318
Pregunta 1
Pregunta
A small sample size is better than a large one.
Respuesta
- True
- False
Pregunta 2
Pregunta
If the results are reproducible and repeatable then they are reliable
Respuesta
- True
- False
Pregunta 3
Pregunta
if the results are from an independent company then they are not biased.
Respuesta
- True
- False
Pregunta 4
Pregunta
What variables are there in an investigation?
Respuesta
-
Control variables, independent variables and dependent variables.
-
Control variables, independent variables and experiment variables.
-
Controlled assessment variables
Pregunta 5
Pregunta
A random error can be caused by humans.
Respuesta
- True
- False
Pregunta 6
Pregunta
An anomalous result is still used in the results
Respuesta
- True
- False
Pregunta 7
Pregunta
What is a zero error?
Respuesta
-
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.
Pregunta 8
Pregunta
Line graphs are used for non-continuous results
Respuesta
- True
- False
Pregunta 9
Pregunta
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.
Respuesta
- True
- False
Pregunta 10
Pregunta
When you do an experiment you have a group that has nothing done to them, why?
Respuesta
-
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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