What is a strong business simulation presentation?
A strong presentation answers a decision question with traceable evidence. It does not narrate every click or display every dashboard number. The presenter explains what was changed, what was held constant, which measures moved, what the model cannot establish, and what action should happen next. An oral defense then checks whether the student can locate evidence, explain a calculation, recognize a tradeoff, and revise a claim when a limitation matters.
Comparable evidence
Use a baseline and changed run with one main decision changed. Label measures, units, and time periods.
Bounded reasoning
Say what the result supports, what remains uncertain, and which real-world duty the simplified model omits.
Actionable close
Recommend one feasible action, a measure to monitor, a stop rule, and the smallest useful next test.
Choose a classroom route
| Route | Preparation | Speaking and questions | Best use |
|---|---|---|---|
| 20 minutes | 8 minutes to mark supplied evidence; 4 minutes to plan | 90-second pair presentation; one evidence question; revision | Exit task or first practice |
| 50 minutes | 8-minute model, 17-minute investigation, 10-minute plan | Three-minute presentations; two questions; 5-minute revision | Standard class lesson |
| Two sessions | Session 1: controlled test, calculation, chart, and draft | Session 2: four-minute talk, three-minute defense, written revision | Summative or capstone assessment |
Teacher setup
- Choose one free business simulator and one focused question. The scenario cards provide ready-made prompts.
- Require a baseline and one controlled change. Use the results-analysis guide if students need help distinguishing a result from an interpretation.
- Publish the time, permitted notes, slide limit, question categories, and rubric before students investigate.
- Model a 60-second explanation with one visible calculation. Deliberately include a limitation and a stop rule.
- Give every presenter thinking time after a question and a chance to submit one evidence-based revision.
Useful slide limit: title and decision question; method; two or three results; recommendation and guardrail. Slides support the explanation. They are not a dense written report.
Use the DEFEND presentation sequence
- D — Decision: name the choice, stakeholder, outcome, and time horizon.
- E — Experiment: identify the baseline, one main change, and controls.
- F — Findings: compare two or three relevant measures with units and one checked calculation.
- E — Explanation: give the likely mechanism and a competing explanation.
- N — Necessary limits: state uncertainty, model limits, tradeoffs, and responsible boundaries.
- D — Direction: recommend the action, monitoring measure, stop rule, and next test.
Example claim: “Test a second barista during matched high-demand mornings because the changed run served 12 more customers and cut average wait by 3.5 minutes, while daily profit rose only $9. Repeat the test for five comparable mornings, monitor service, profit, waste, and workload, and stop if added contribution does not cover added labor.”
Avoid: “We won because profit went up.” That statement omits the comparison, size of change, cost, uncertainty, tradeoff, and next decision.
Printable student page 1
DEFEND presentation planner
Decision question: Should __________ do __________ in order to __________ during __________?
Experiment: Baseline setting: __________ Changed setting: __________ Held constant: __________
| Measure and unit | Baseline | Changed run | Absolute, percent, or percentage-point change | Why it matters |
|---|---|---|---|---|
Checked calculation: formula → substituted values → result with unit
Likely explanation and competing explanation:
Material tradeoff, affected stakeholder, or responsible boundary:
Limitation: This evidence does not show __________ because __________.
Recommendation: We recommend __________. Monitor __________. Stop or revise if __________. Next test __________.
Printable student page 2
Oral defense preparation record
Prepare short answers in your own words. Point to the evidence record when useful. “I do not know from this evidence” is acceptable when followed by a sensible next check.
| Question category | Prepare for this question | Evidence or reasoning to use |
|---|---|---|
| Method | What did you hold constant, and why is the comparison fair? | |
| Calculation | Show how you calculated one important change. | |
| Interpretation | What other explanation could fit these results? | |
| Responsibility | Who could be helped or harmed, and what boundary applies? | |
| Decision | What result would make you stop or revise the recommendation? |
After the defense
Question received:
Best evidence in my answer:
One revision I will make, and why:
Printable teacher page
20-point presentation and oral defense rubric
| Criterion | 4 — Supported | 2–3 — Developing | 0–1 — Missing or unreliable | Score |
|---|---|---|---|---|
| Decision and method | Focused decision; comparable runs; controls explained | Question or comparison partly clear | No focused question or unfair comparison | /4 |
| Evidence and calculation | Relevant measures, units, traceable accurate calculation | Useful evidence with minor gaps | Unsupported or incorrect claim | /4 |
| Interpretation | Mechanism, alternative, uncertainty, and model limit | Plausible reasoning with incomplete limits | Overclaim or result narration only | /4 |
| Responsible recommendation | Feasible action, stakeholder boundary, monitoring, stop rule | Action plausible but incomplete | Vague or ignores a material duty | /4 |
| Oral defense | Locates evidence, explains reasoning, and revises when warranted | Answers partly supported or needs prompting | Cannot connect answers to the submitted evidence | /4 |
| Total | /20 | |||
Do not score: accent, eye contact, extroversion, physical stillness, slide decoration, expensive equipment, or memorization unless one is an explicitly taught and necessary course outcome. Score whether the student communicates and defends the reasoning through an accessible approved mode.
Keep questions fair, accessible, and useful
- Use common categories: ask every presenter one method or calculation question and one interpretation, responsibility, or decision question.
- Allow processing time: wait at least five seconds and permit the presenter to reread the question or consult the evidence sheet.
- Offer equivalent modes: live, recorded, teacher conference, or supported small-group delivery can assess the same evidence and reasoning.
- Separate roles from individual learning: after a team talk, direct one comparable question to each member or collect an individual defense record.
- Protect privacy: use student or team codes on peer forms, avoid recording by default, and never enter real personal or confidential business data.
- Check integrity through evidence: ask students to explain a submitted number or revise a claim. Do not use surprise questioning as intimidation.
A simulation is a simplified learning model, not legal, safety, employment, financial, or professional advice. Recommendations must preserve applicable law, truthful advertising, accessibility, privacy, worker and customer safety, and fair treatment even when those constraints are not fully modeled.
No-device café case and worked defense
Shared evidence: A café compares the same menu, prices, promotion, and morning demand with one versus two baristas. One barista serves 92 of 112 arrivals, average wait is 8.0 minutes, labor is $180, waste is $52, daily profit is $238, and rating is 3.7/5. Two baristas serve 104 of 112, wait is 4.5 minutes, labor is $245, waste is $61, profit is $247, and rating is 4.2/5.
Prompt: Should the café schedule two baristas every morning?
Worked DEFEND response: The test changed staffing while keeping the listed demand and offer settings constant. Two baristas served 12 more customers, reduced wait by 3.5 minutes, and increased rating by 0.5 points. Profit rose only $9 while labor and waste together rose $74. The result supports a limited high-demand pilot, not every morning, because it is one pair of simulated runs and the evidence does not show variation across demand levels. Test five matched high-demand mornings, monitor profit, wait, waste, rating, and workload, and stop or narrow the added shift if service gains do not cover the incremental cost.
Worked defense answer: If asked what could change the recommendation, point to lower demand: a second barista might add the same labor cost without serving 12 extra customers. The next test should repeat both staffing levels under matched low, medium, and high demand rather than changing price or promotion at the same time.
Frequently asked questions
How long should a business simulation presentation be?
Three to five minutes is enough for a focused question, method, evidence, limitation, and recommendation. Add two or three minutes for common oral defense questions.
What should students include in a simulation presentation?
Students should state the decision question, describe a fair comparison, show a small set of relevant results with units, explain one tradeoff and limitation, and propose an action with a monitoring rule.
How can teachers make oral defense questions fair?
Publish the question categories in advance, ask each student or team a similar number and difficulty of questions, allow thinking time, and score the evidence in the answer rather than confidence or speaking style.
Can students use notes or slides during the oral defense?
Yes. A one-page evidence sheet or a few uncluttered slides can reduce memory load without replacing reasoning. Teachers should state the same permitted supports for everyone.
Can this presentation lesson work without student devices?
Yes. Use the printable café evidence set on this page or project one simulator run. Students can calculate, plan, present, and answer questions from the shared evidence.
Build the full evidence-to-presentation workflow
Plan a fair comparison with the controlled experiment guide, check the interpretation with the peer review protocol, prepare a concise written companion with the decision brief template, or run a team showcase with the case competition kit.