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- 046Quantitative methods and decision analytics
Hypothesis tests and practical significance
Compare a measured improvement with both zero and the improvement needed to pay for it.
25 min - 045Quantitative methods and decision analytics
Estimates, standard errors, and confidence intervals
Use the uncertainty around an average packing time or a sales conversion rate to decide whether the evidence supports a commitment.
25 min - 044Quantitative methods and decision analytics
Sampling, selection, and measurement bias
Audit a repair shop’s six-day promise, then estimate a delivery company’s on-time rate using the customers’ actual handoff times.
25 min - 043Quantitative methods and decision analytics
Describing a distribution
Use individual turnaround times to check whether a business can support the deadline its customers care about.
25 min - 042Quantitative methods and decision analytics
Cumulative review: Decisions under uncertainty
Decide whether a print shop should pay for a demand report when waiting also changes what its regular customer will pay.
25 min - 041Quantitative methods and decision analytics
Fictional case: Meridian Components' quality alert
Decide whether to recall a flagged batch before a distributor breaks it up and sends it to customers.
25 min - 040Quantitative methods and decision analytics
Decision trees and the value of information
Use a workshop booking and a van reservation to decide how much a timely forecast is worth.
25 min - 039Quantitative methods and decision analytics
Bayesian updating in business
Use a frequency table to revise a demand or delivery forecast, then test whether the new probability changes the decision.
25 min - 038Quantitative methods and decision analytics
Conditional probability and base rates
Use counts to decide what a sample request predicts and whether a repair flag justifies an inspection.
25 min - 037Quantitative methods and decision analytics
Expected value and the shape of risk
Compare expected profits, the loss in a weak outcome, and the lowest cash balance before committing to an offer.
25 min - 036Quantitative methods and decision analytics
Events, probabilities, and dependence
Calculate delivery risks and identify when shared causes make an independence assumption misleading.
25 min - 035Quantitative methods and decision analytics
Cumulative review: Audit the model
Audit a campaign model for unit, margin, reference, and decision errors before recommending approval.
25 min - 034Quantitative methods and decision analytics
Fictional case: BrightPath Repair's staffing choice
Compare two staffing plans and find the completed-job volume that changes the preferred choice.
25 min - 033Quantitative methods and decision analytics
Model checks and responsible AI assistance
Use independent calculations and reconciliation checks to inspect formulas before relying on a model.
25 min - 032Quantitative methods and decision analytics
Scenarios and sensitivity analysis
Compare related sets of assumptions and test individual inputs while keeping capacity and costs connected.
25 min - 031Quantitative methods and decision analytics
Data tables, lookups, and aggregation
Connect sales to product details, resolve missing or duplicate records, and reconcile category totals.
25 min - 030Quantitative methods and decision analytics
References, formulas, and reusable calculations
Build monthly formulas that copy correctly, total results, and flag whether profit meets a target.
25 min - 029Quantitative methods and decision analytics
Model structure: Inputs, calculations, and outputs
Separate assumptions, calculations, and decision outputs so a small business model can be checked and updated.
25 min - 028Quantitative methods and decision analytics
Cumulative review: Numbers behind a recommendation
Check a promotion’s arithmetic and revise the recommendation when the corrected numbers miss its target.
25 min - 027Quantitative methods and decision analytics
Fictional case: Harbor Software's growth report
Audit a software division’s growth report before management uses it to plan spending.
25 min - 026Quantitative methods and decision analytics
Growth rates and compounding
Calculate compounded growth and distinguish a steady annual equivalent from an arithmetic average.
25 min - 025Quantitative methods and decision analytics
Equations, ratios, and sensitivity
Solve for a required sales quantity and test how changing an input affects the result.
25 min - 024Quantitative methods and decision analytics
Weighted averages and changes in mix
Separate changes in individual prices or margins from changes in what customers buy.
25 min - 023Quantitative methods and decision analytics
Percent changes, percentage points, and margins
Calculate growth, margin, and markup by making each comparison base explicit.
25 min - 022Quantitative methods and decision analytics
Units, rates, and orders of magnitude
Use units and a rough estimate to check whether a capacity promise is credible.
25 min - 021Business foundations and managerial judgment
Cumulative review: The first management decision
Combine customer value, profit and cash, opportunity cost, and evidence in one management recommendation.
25 min - 020Business foundations and managerial judgment
Fictional case: Willow Market's second location
Compare a second shop, a smaller pop-up, and improving the existing store using opportunity cost and uncertain demand.
25 min - 019Business foundations and managerial judgment
Writing a decision memo for your audience
Write a concise recommendation that makes the decision, trade-off, uncertainty, and next action clear.
25 min - 018Business foundations and managerial judgment
Bias, incentives, and ethical judgment
Identify selective reasoning and incentive conflicts, then build safeguards into a business decision.
25 min - 017Business foundations and managerial judgment
Assumptions, uncertainty, and AI as a thought partner
Separate evidence from assumptions, check AI-generated claims, and choose a limited test before committing.
25 min - 016Business foundations and managerial judgment
Opportunity cost, sunk cost, and marginal thinking
Compare future benefits and costs while accounting for the best alternative you would give up.
25 min - 015Business foundations and managerial judgment
Define the decision before solving the problem
Frame a business concern as a clear choice with alternatives, success criteria, limits, and a deadline.
25 min - 014Business foundations and managerial judgment
Cumulative review: Strategy and the business model
Review customer value, strategy, cash, capacity, decision rights, and useful measures through one business.
25 min - 013Business foundations and managerial judgment
Fictional case: Northstar Industrial Products
Choose between two growth orders by connecting revenue, profit, production capacity, and cash timing.
25 min - 012Business foundations and managerial judgment
Evidence, metrics, and the limits of dashboards
Use metrics to distinguish work performed from customer results and investigate misleading improvements.
25 min - 011Business foundations and managerial judgment
Organizations, authority, and accountability
Clarify who decides, who contributes, and when a business decision needs escalation.
25 min - 010Business foundations and managerial judgment
From goals to operating decisions
Connect a measurable goal to a practical action and the assumption that makes it worth trying.
25 min - 009Business foundations and managerial judgment
Strategy as a set of choices
Choose whom to serve, why customers should prefer your offer, and what you will limit to deliver it.
25 min - 008Business foundations and managerial judgment
Markets, industries, and the customer's alternatives
Define your market through the choices customers actually consider, including substitutes and no change.
25 min - 007Business foundations and managerial judgment
Cumulative review: Value, money, and business systems
Review customer value, business models, profit, cash, capacity, and decision rights through one company.
25 min - 006Business foundations and managerial judgment
Fictional case: Cedar Home Services
Map a home-service business and compare two ways to support its growth.
25 min - 005Business foundations and managerial judgment
Owners, managers, employees, and other stakeholders
Identify who is affected by a business decision, what they care about, and who can approve it.
25 min - 004Business foundations and managerial judgment
The business as a connected system
Trace a sales increase through delivery capacity, staffing, cash, and customer experience before promising growth.
25 min - 003Business foundations and managerial judgment
Revenue, profit, and cash
Calculate what a business earned, what it spent to earn it, and how much money is actually available.
25 min - 002Business foundations and managerial judgment
Business models and the flow of money
Follow the customer’s payment through the people, work, and resources that deliver the promised benefit.
25 min - 001Business foundations and managerial judgment
Customers, problems, and value
Learn to identify a specific customer, understand what they do today, and explain why they might pay for a better outcome.
25 min
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