Key Words

Question 1

Accuracy

Answer 1

The accuracy of a measurement is how close a result comes to the true value

Question 2

Precision

Answer 2

Precision is how consistent results are when measurements are repeated.

Question 3

Repeatable results

Answer 3

A measurement is repeatable if the SAME person repeats the experiment using the same method and same equipment and it gives the same (or similar) results

Question 4

Reproducible results

Answer 4

A measurement is reproducible if ANOTHER person (if the same person using a DIFFERENT equipment/method) can get the same results.

Question 5

Anomalous results

Answer 5

Anomalous results don’t fit the pattern and should be ignored and not included in the mean.

Question 6

Validity

Answer 6

Validity is how well a test measures what it is supposed to measure.

Question 7

Representative data

Answer 7

If your sample is representative of the entire population you are trying to generalise your results for … you will be able to confidently generalise the results of your study.

Question 8

Perfect conclusion

Answer 8

The perfect conclusion should start:

As (Write what the independent variable is here) Increases, (Write what the dependent variable is here) (Choose the right word: increases, decreases or stays the same) .