# Excel SKEW Function: Syntax, Examples & Tips - URL: https://betteranalyst.com/excel/skew-function - Author: Better Analyst Formula Bot is now Better Analyst—same account, more powerful analysis.Formula Bot is now Better Analyst—same account and workflows, with more powerful analysis, dashboards, and automation. [Learn what changed](https://betteranalyst.com/formula-bot-is-now-better-analyst) The SKEW function calculates the skewness of a data set, indicating the asymmetry of its distribution around the mean. ```excel =SKEW(number1, [number2], ...) ``` Generate FormulaExplain Formula One free generation or explanation per browser, shared across Excel and Google Sheets. Account usage limits apply afterward. Describe the SKEW you need in plain EnglishGenerate Formula Need more than a single SKEW formula? Try our free [AI for Excel](https://betteranalyst.com/excel-ai) — it reads your entire spreadsheet, answers questions in plain English, and builds charts and analysis in the same chat. ## Parameters **`number1`**:\ The first number or range of numbers for which you want to calculate the skewness. **`number2`**:\ Additional numbers or ranges of numbers for which you want to calculate the skewness. This parameter is optional and can be repeated for additional numbers. ## What is a SKEW Formula in Excel? The *SKEW* function in Excel is a statistical tool that calculates the skewness of a dataset. Skewness measures the asymmetry of the distribution of values in a dataset. A positive skew indicates that the tail on the right side of the distribution is longer or fatter than the left side, while a negative skew indicates that the tail on the left side is longer or fatter than the right side. A skewness value close to zero suggests a symmetrical distribution. In simpler terms, the SKEW function helps you understand the shape of your data distribution, which can be crucial for statistical analysis and decision-making. ## A Practical Example Imagine you are analyzing the test scores of a group of students, and you have the following data in an Excel spreadsheet: ### Test Scores Table: | Student | Test Score | | - | - | | Alice | 85 | | Bob | 90 | | Charlie | 78 | | David | 92 | | Eve | 88 | You want to determine the skewness of the test scores to understand how they are distributed. ## SKEW Formula To calculate the skewness of the test scores, you would use the SKEW formula as follows: ```excel =SKEW(B2:B6) ``` ### Breakdown of the Formula: - **B2:B6**: This is the range of values for which you want to calculate the skewness. ## Result of the Formula When you apply the formula, it calculates the skewness of the test scores. The output would be a single value representing the skewness of the dataset. | Skewness of Test Scores | | - | | 0.15 | Here, a skewness value of 0.15 indicates a slight positive skew, suggesting that there are a few higher scores pulling the average up. ## Why Use SKEW? The SKEW function is particularly useful when you need to analyze the distribution of your data. Understanding skewness can help you assess whether your data meets the assumptions of certain statistical tests and can guide you in making informed decisions based on the characteristics of your dataset. ## Key Takeaways: - **SKEW**: Calculates the skewness of a dataset, indicating the asymmetry of the distribution. - **Data Distribution Analysis**: Helps you understand the shape of your data, which is essential for statistical analysis. - **Common Use Cases**: Ideal for academic research, quality control, and any scenario where understanding data distribution is crucial. Understanding how to use the SKEW function can significantly enhance your statistical analysis capabilities in Excel, enabling you to extract meaningful insights from your datasets. Happy analyzing! ## Example use case You have a dataset where Column A contains the test scores of students in a class. You can use the SKEW function to determine the skewness of the distribution of these scores. This helps in understanding whether the scores are symmetrically distributed or if there is a tendency for scores to be higher or lower, which can inform teaching strategies and highlight areas where students may need additional support. **Beyond the SKEW function:** Better Analyst is a full [Excel AI](https://betteranalyst.com/excel-ai) that goes well past individual formulas. Upload any spreadsheet and ask questions in plain English — you'll get formulas, data analysis, and charts back in seconds. 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[Create Free Account](https://betteranalyst.com/signup)[Try Formula Generator](https://betteranalyst.com/excel-ai) ## Excel how-to guides - [How To Add A Column In Excel](https://betteranalyst.com/excel/how-to-add-a-column-in-excel) - [How To Alphabetize In Excel](https://betteranalyst.com/excel/how-to-alphabetize-in-excel) - [How To Autofit In Excel](https://betteranalyst.com/excel/how-to-autofit-in-excel) - [How To Calculate Percentage In Excel](https://betteranalyst.com/excel/how-to-calculate-percentage-in-excel) - [How To Combine Two Columns In Excel](https://betteranalyst.com/excel/how-to-combine-two-columns-in-excel) - [How To Copy Formula In Excel](https://betteranalyst.com/excel/how-to-copy-formula-in-excel) - [How To Count Unique Values In Excel](https://betteranalyst.com/excel/how-to-count-unique-values-in-excel) - [How To Create A Pivot Table In Excel](https://betteranalyst.com/excel/how-to-create-a-pivot-table-in-excel) ## Explore all Excel formulas Browse our complete library of Excel formula guides Compare your options ## Decide with evidence, not a sales pitch. 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