Category: Blog

A decision matrix makes assumptions visible. It does not turn subjective ratings into facts. For students exploring CBPA business projects, the useful skill is explaining why a criterion matters and what evidence supports each rating.

Need help choosing a next step? Scan the contact QR code below or contact Hanlin on WeChat. Send CBPA MATRIX 1017 and tell us your school year and question.

Define the scale before scoring

Compare three fictional project tools on cost, convenience and evidence quality. Use a scale from 1 to 5, where 5 is always better. For cost, that means more affordable receives the higher score.

Give tool A ratings of 5, 2 and 2; tool B ratings of 3, 4 and 4; and tool C ratings of 2, 5 and 3. These are invented teaching ratings, not findings about real products.

Calculate a weighted total

Suppose the weights are 0.5 for cost, 0.3 for convenience and 0.2 for evidence quality. They sum to 1. Tool A scores 0.5(5) + 0.3(2) + 0.2(2) = 3.5.

Tool B also scores 3.5, while tool C scores 3.1. The matrix produces a tie between A and B under these assumptions. It would be misleading to announce a unique winner without an additional reason.

Test a different priority

Change the weights to 0.3, 0.5 and 0.2 respectively. A now scores 2.9, B scores 3.7 and C scores 3.7. Making convenience more important changes the comparison.

This sensitivity check reveals dependence on priorities. It does not prove the second set of weights is correct. Explain who chose the priorities and whether the ratings have enough evidence to support a decision.

Turn the table into a research question

If one uncertain score could change the outcome, investigate that score next. For example, define convenience as steps required for a specific task and observe those steps with permission.

A matrix is a comparison aid, not proof of customer demand or an official CBPA submission template. Keep a source note for each real rating and distinguish observations from estimates. Consult the current organiser's materials for programme requirements, naming and permitted support.

Continue reading: CBPA Business Projects: Build a Sales Forecast You Can Explain.

Contact Hanlin

Planning a first attempt or reviewing a topic you find difficult? Scan the QR code and send CBPA MATRIX 1017. Include your school year, country or competition region, experience and the question you want to discuss.

Contact Hanlin on WeChat

On your phone, use the button or save the QR image and scan it within WeChat.

Official information and further reading: Source 1

A confident presentation is easier to follow when the audience can distinguish what you propose from what you have established. For students exploring China BPA or CBPA, practise connecting one clear claim with relevant evidence and a realistic limitation.

This original exercise develops a general communication skill. Check the current organiser's instructions for the actual project and presentation requirements.

Need help choosing a next step? Scan the contact QR code below or contact Hanlin on WeChat. Send CBPA EVIDENCE and tell us your school year and question.

Define the claim narrowly

Imagine a school-club booking service. A broad claim such as everyone needs our app is difficult to investigate. A narrower question is whether club leaders lose time confirming which rooms are available.

Identify the user, the task and the proposed improvement. A feature list is not yet evidence that the improvement matters.

State exactly what the evidence measures

In a fictional practice sample, 5 of 8 club leaders report making repeated room-confirmation requests during the previous month. This supports investigating that process in this group.

It does not establish how often every student experiences the problem, whether an app is the best solution or whether users will pay. Keep the sample count, recruitment method and period with the result.

Build a short explanation

A possible practice statement is: We are investigating repeated room-confirmation requests among club leaders. Five of our eight fictional respondents described this issue last month. We would next observe the existing booking process before deciding whether a shared status page could help.

The statement separates a research question, a sample result and a proposed next step. For a real project, replace every fictional detail with your own permitted research and cite the sources you use.

Rehearse for understanding

Ask a teammate to repeat the user, problem, evidence and unresolved question after hearing your explanation. If they cannot, revise the structure before adding more slides.

For another exercise, explain why 5 out of 8 is not proof of school-wide demand. Then suggest what additional information would change your view. Keep the project your own and follow the current programme's rules on assistance, sources and tools. A clear account of uncertainty is more informative than a promise of guaranteed success.

Continue reading: CBPA Business Projects: Build a Sales Forecast You Can Explain.

Contact Hanlin

Planning a first attempt or reviewing a topic you find difficult? Scan the QR code and send CBPA EVIDENCE. Include your school year, country or competition region, experience and the question you want to discuss.

Contact Hanlin on WeChat

On your phone, use the button or save the QR image and scan it within WeChat.

Official information and further reading: Source 1