# Excel PERCENTILE Function: Syntax, Examples & Tips - URL: https://betteranalyst.com/excel/percentile-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 PERCENTILE function calculates the k-th percentile of a data set, helping analyze distribution for informed decision-making. ```excel =PERCENTILE(array, k) ``` Generate FormulaExplain Formula One free generation or explanation per browser, shared across Excel and Google Sheets. Account usage limits apply afterward. Describe the PERCENTILE you need in plain EnglishGenerate Formula Need more than a single PERCENTILE 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 **`array`**:\ The range of cells or array from which you want to calculate the percentile. **`k`**:\ The percentile value you want to find, expressed as a decimal between 0 and 1, where 0 represents the minimum value and 1 represents the maximum value. ## What is a PERCENTILE Formula in Excel? The *PERCENTILE* function in Excel is a statistical tool that allows you to determine the value below which a given percentage of observations in a dataset falls. This function is particularly useful for understanding the distribution of data and identifying thresholds for performance metrics. In simpler terms, the PERCENTILE function helps you find specific cutoff points in your data, making it easier to analyze and interpret results. ## A Practical Example Imagine you are analyzing the test scores of students in a class, and you have the following data in an Excel spreadsheet: ### Test Scores Table: | Student | Test Score | | - | - | | Alice | 85 | | Bob | 92 | | Charlie | 78 | | David | 88 | | Eve | 95 | You want to find the score that represents the 80th percentile, meaning you want to know the score below which 80% of the students fall. ## PERCENTILE Formula To calculate the 80th percentile of the test scores, you would use the PERCENTILE formula as follows: ```excel =PERCENTILE(B2:B6, 0.8) ``` ### Breakdown of the Formula: - **B2:B6**: This is the range of values (test scores) from which the percentile is calculated. - **0.8**: This represents the 80th percentile, indicating that you want to find the score below which 80% of the scores fall. ## Result of the Formula When you apply the formula, it calculates the score that corresponds to the 80th percentile. The output would be: | 80th Percentile Score | | - | | 92 | Here, the 80th percentile score is determined to be 92, meaning that 80% of the students scored below this value. ## Why Use PERCENTILE? The PERCENTILE function is particularly useful when you need to analyze data distributions and identify performance thresholds. It allows you to understand how individual scores compare to the overall dataset, making it easier to assess performance and set benchmarks. ## Key Takeaways: - **PERCENTILE**: Determines the value below which a given percentage of observations fall. - **Data Distribution Analysis**: Helps you understand the spread and performance metrics of your data. - **Common Use Cases**: Ideal for academic performance analysis, financial metrics, and any scenario where you need to identify cutoff points in data. Understanding how to use the PERCENTILE function can significantly enhance your data analysis capabilities in Excel, enabling you to extract meaningful insights from your datasets. Happy calculating! ## Example use case You have a table where Column A contains student names and Column B contains their corresponding test scores. You can use the PERCENTILE function to determine the score that represents the 90th percentile, helping you identify the top-performing students. This allows educators to recognize high achievers and tailor support for those who may need additional help, facilitating a more effective learning environment without requiring complex statistical analysis. **Beyond the PERCENTILE 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 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) - [How To Divide In Excel](https://betteranalyst.com/excel/how-to-divide-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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