Criterion

Aspects

Level

Score

Planning (a)

The problem/research question is stated clearly.

c p n

The hypothesis (prediction) is directly related to the research question and it is explained (quantitatively where appropriate).

c p n

The key variable(s) are selected.

c p n

ccc 3

ccp 2

ccn cpp ppp 1

cpn cnn ppn 0

pnn nnn 0

Planning (b)

Appropriate apparatus/materials are selected (diagrams may be acceptable).

c p n

A realistic method that allows for the control of the variables is designed.

c p n

A method that allows for the collection of sufficient relevant data and excludes the collection of irrelevant data is designed.

c p n

ccc 3

ccp 2

ccn cpp ppp 1

cpn cnn ppn 0

pnn nnn 0

Data

Collection

Raw data (qualitative/quantitative) is recorded appropriately, including units and uncertainties where necessary.

c p n

Raw data is presented clearly, allowing for easy interpretation.

c p n

cc 3

cp 2

cn pp 1

pn nn 0

Data

Analysis

The raw data is processed correctly to produce results that help interpretation; where appropriate, error analysis is included.

c p n

Data/results are presented appropriately and effectively; where relevant, errors and uncertainties are taken into account.

c p n

cc 3

cp 2

cn pp 1

pn nn 0

Evaluation

A valid conclusion (based on the correct interpretation of the results), with an explanation, is given; where appropriate, results are compared with literature values.

c p n

The procedure (apparatus, materials, and method) including limitations, weaknesses or errors in manipulation, is evaluated (discussion of the limitations of data analysis may be included).

c p n

Suggestions to improve the investigation following the identification of weakness(es) are stated.

c p n

ccc 3

ccp 2

ccn cpp ppp 1

cpn cnn ppn 0

pnn nnn 0