Variance Calculator Widget for WordPress

Given a discrete data set representing a sample or a population, the calculator calculates the mean, variance, and standard deviation and displays the workflow involved in the calculation.

Installation

1. Download the ZIP file of this repository.
2. Upload the /variance-calculator-master/ folder to the /wp-content/plugins/ directory.
3. Activate the Variance Calculator plugin through the "Plugins" menu in WordPress.

Usage

• Add the shortcode [ci_variance_calculator] to your page, post or sidebar.
• Or add the following code: <?php display_ci_variance_calculator(); ?> to your template where you would like the Variance Calculator to appear.

Libraries in Use

1. https://mathjs.org/
2. https://katex.org/
3. https://github.com/aFarkas/lazysizes
4. https://github.com/RobinHerbots/Inputmask
5. https://air-datepicker.com/
6. https://www.chartjs.org/