BINOM.DIST.RANGE Function in Excel: Probability of Successes in a Range
BINOM.DIST.RANGE gives the chance of getting between s and s2 successes in n trials, e.g. 3 to 5 sales from 20 calls.
Read article →GAMMA.DIST Function in Excel: Gamma Distribution
GAMMA.DIST Function in Excel: Gamma Distribution
GAMMA.DIST models waiting times and amounts that are always positive and skewed, like claim sizes or repair times.
Read article →Charts Intermediate Lesson 6: Project – An Interactive Sales Dashboard
Charts Intermediate Lesson 6: Project – An Interactive Sales Dashboard
Final project: KPI cards, a combo trend, a dynamic region chart, an actual-vs-target chart and sparklines on one printable page with slicers and a…
Read article →ZTEST Function in Excel: z-Test (Older Name)
ZTEST Function in Excel: z-Test (Older Name)
ZTEST returns the one-tailed p-value of a z-test. It is a compatibility function: Excel keeps it so workbooks from Excel 2007 and earlier still…
Read article →Charts Intermediate Lesson 5: In-Cell Data Visualization — Sparklines, REPT Bars and Heat Maps
Charts Intermediate Lesson 5: In-Cell Data Visualization — Sparklines, REPT Bars and Heat Maps
Tiny charts inside cells: sparklines for trends, REPT bars, trend arrows and a colour-scale heat map for a region x month table.
Read article →WEIBULL Function in Excel: Weibull (Older Name)
WEIBULL Function in Excel: Weibull (Older Name)
WEIBULL returns the Weibull probability. It is a compatibility function: Excel keeps it so workbooks from Excel 2007 and earlier still calculate, but Microsoft…
Read article →EXPONDIST Function in Excel: Exponential Distribution (Older Name)
EXPONDIST Function in Excel: Exponential Distribution (Older Name)
EXPONDIST returns the exponential probability. It is a compatibility function: Excel keeps it so workbooks from Excel 2007 and earlier still calculate, but Microsoft…
Read article →Charts Intermediate Lesson 4: Actual vs Target Charts with Automatic Conditional Colors
Charts Intermediate Lesson 4: Actual vs Target Charts with Automatic Conditional Colors
Colour bars green when on target and red when below using two helper series with NA(), add a target marker line, and keep it…
Read article →Charts Intermediate Lesson 3: Dynamic Charts with a Drop-Down Menu in Excel
Charts Intermediate Lesson 3: Dynamic Charts with a Drop-Down Menu in Excel
One chart, any region: a drop-down cell drives an INDEX/MATCH helper column, the chart reads the helper, and the title updates with a cell…
Read article →Open-Source AI Agents: OpenClaw, OpenHands, Aider, n8n and More — What They Do and How to Install
Open-Source AI Agents: OpenClaw, OpenHands, Aider, n8n and More — What They Do and How to Install
A guide to popular open-source AI agent software — OpenClaw personal assistant, OpenHands coding agent, Aider, Open Interpreter, n8n and CrewAI — with install…
Read article →Charts Intermediate Lesson 2: Waterfall Charts – Explain a Change
Charts Intermediate Lesson 2: Waterfall Charts – Explain a Change
Build a revenue or profit bridge from last year to this year with Excel's waterfall chart: set totals, colour increases and decreases, and order…
Read article →Charts Intermediate Lesson 1: Combo Charts and a Secondary Axis
Charts Intermediate Lesson 1: Combo Charts and a Secondary Axis
Show sales in rupees and margin in % on one chart: a combo chart with columns, a line on the secondary axis, and how…
Read article →