Subject Specific Vocab

Question 1

Accuracy

Answer 1

Judged close to the true value

Question 2

Random error

Answer 2

Readings are spread about the true value due to result varying in an unpredictable way, cannot be corrected

Question 3

Systematic error

Answer 3

Readings to differ from true value by consistent amount each time a measurement is made, sources of systematic error can include the environment, methods of observation of instruments used

Question 4

What is repeatable

Answer 4

If you repeat experiment the investigation using same method and equipment and obtains same results

Question 5

What is reproducible

Answer 5

If investigation is repeated by another person or by using different equipment or techniques and same result are obtained

Question 6

What is precision

Answer 6

Ones which there is very little spread out about the mean

Question 7

What is the validity

Answer 7

Suitability of investigative procedure to answer the question being asked