Testing Types

Question 1

Reproducable

Answer 1

If the investigation is repeated by ANOTHER person and the same results are obtained

Question 2

Repeatable

Answer 2

If the original experimenter repeats the same investigation with the same method and equipment obtains the same results

Question 3

Validity

Answer 3

Suitability of the investigative procedure to answer the question being asked (eg investigation is only affected by the independent variable and all other variables must be controlled

Question 4

Control Variable

Answer 4

Variable which must be kept constant/ monitored

Question 5

Depndent Variable

Answer 5

Variable of which the value is measured for each change in the independent variable

Question 6

Indepenent Variable

Answer 6

the variable for which values are changed by investigator

Question 7

Accuracy

Answer 7

Measurement that is judged to be close to the true value

Question 8

Precision

Answer 8

Results in which there is very little spread about the mean value

Question 9

Fair Test

Answer 9

In which only the independent variable has been allowed to affect the dependent variable