![]() We’ll start by setting the webpage’s title to “JavaScript Box-and-Whisker Plot.” Next, we’ll include a few lines of CSS code within the style tag to set the margin and padding to 0 and make the height and width of the webpage 100%. We will be working with JavaScript, so first of all, we need to use HTML to create a webpage to display our box chart. Additionally, I will show you some interesting customizations to enhance the chart’s appearance. You can create a stunning basic box-and-whisker plot with just a few lines of code. Let’s start with an overview of the steps involved: ![]() However, if you are a beginner, this box plot tutorial will guide you step-by-step. ![]() If you already have experience in creating charts with JavaScript, you should have a basic understanding of how it works. To pique your interest in building a creative chart, let me give you a sneak peek at the final box-and-whisker plot that will be completed by the end of this tutorial.ĭoesn’t it look great? Keep reading to find out how to create it. The presence of outliers can provide valuable insights into the distribution of the data and help identify potential errors or anomalies in the data. Outliers, which differ significantly from the rest of the dataset, may be plotted as individual points beyond the whiskers on the box plot. These whiskers can represent different things depending on the context, such as the maximum and minimum values within a specific range or a multiple of the standard deviation. In addition to the box, lines (called whiskers) can extend from the box, indicating variability outside the upper and lower quartiles. The plot consists of a rectangular box that spans the first quartile to the third quartile (also known as the interquartile range, or IQR), with a horizontal line inside representing the median. Unlock the power of data visualization and start quickly identifying trends and patterns today!Ī box-and-whisker plot, or simply a box plot or a box chart, is a type of graphical representation commonly used in statistical analysis to display the distribution of a dataset. In this tutorial, I’ll walk you through the steps to make a neat and visually appealing JS-based (HTML5) box chart with the yearly gross salaries of different IT professions in Europe. Transform your data into insights with a stunning box-and-whisker plot! Learn what it is and how to create one with ease using JavaScript.
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