Data Analysis and Visualisation: past paper questions
Real questions on data analysis and visualisation
The newest 11 of 11 written questions. Open one to see it on the real paper.
- 9626/12 · May/June 2025 · Q1a[4]
Describe the benefits of getting data from indirect data sources.
See it on the paper → - 9626/12 · May/June 2025 · Q1b[4]
Describe the drawbacks of getting data from indirect data sources.
See it on the paper → - 9626/11 · October/November 2024 · Q5a[3]
Explain what is meant by direct data sources. Your answer must include examples linked to the scenario.
See it on the paper → - 9626/11 · October/November 2024 · Q5b[3]
Explain what is meant by indirect data sources. Your answer must include examples linked to the scenario.
See it on the paper → - 9626/13 · October/November 2021 · Q1a[1]
Tick the most accurate statement regarding an advantage of coding data in this way. ü Data can become more difficult to interpret. All codes are easy to forget. It never leads to the coarsening of data. Coding of data means time is saved when entering data.
See it on the paper → - 9626/13 · October/November 2021 · Q1b[1]
Tick the most accurate statement regarding a disadvantage of coding data in this way. ü Codes cannot be used in a flat file database. More mistakes are made when entering data. It is possible to run out of meaningful code combinations. It is more difficult to use validation rules with the data.
See it on the paper → - 9626/13 · October/November 2021 · Q1c[4]
A shirt manufacturer uses codes to store information about its shirts. For example, a blue shirt with a neck of 40 cm and a chest of 98 cm could be coded as B4098. Explain what each part of the code P4395 could mean and why there may be problems with coding shirts in this way. Include in your explanation ways of improv...
See it on the paper → - 9626/12 · May/June 2021 · Q5[6]
Analyse the effectiveness of using a line graph, compared to a vertical bar chart, for showing shopping trends, using the following data. 2020 Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ($) 1050 1120 1180 1150 1140 1160 1170 1190 1180 1200 1190 1220
See it on the paper → - 9626/11 · October/November 2019 · Q1[4]
Tick the four most accurate statements regarding the benefits of gathering data from direct data sources. You only have to gather as much or as little data as you need It allows data to be gathered from subjects to which the data gatherer does not have physical access You can obtain the data faster than using an indi...
See it on the paper → - 9626/33 · October/November 2019 · Q4[8]
Evaluate the use of questionnaires in comparison to interviews and observation when collecting data.
See it on the paper → - 9626/12 · May/June 2019 · Q3[5]
People in a village are aware that the local river is being polluted. They are concerned that this is being caused by a nearby factory. Describe how computers and sensors could be used to monitor the level of pollution in the river in order to determine whether the factory is responsible for the pollution.
See it on the paper →
What examiners said
The majority of responses to this question selected the correct response. The incorrect answers were spread out equally between two of the other three options with ‘It never leads to the coarsening of data’ being largely ignored.
— Examiner report, October/November 2021, 9626/13 Q1(a) (Cambridge)
Many correct responses to this question were seen. The incorrect answers were spread out among the other three options.
— Examiner report, October/November 2021, 9626/13 Q1(b) (Cambridge)
This part produced some good responses, with many containing two or more valid points. Most responses were able to correctly explain the code P4395 and many provided sensible suggestions for improving the code.
— Examiner report, October/November 2021, 9626/13 Q1(c) (Cambridge)
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