In baseball, fielding independent pitching (FIP) is a metric that converts a pitcher’s three true outcomes into an earned run average-like number. It is calculated…

Marginal cost is the cost added by producing one additional unit of a product or service. It is calculated as: Marginal cost = change in…

Marginal propensity to consume, often abbreviated as MPC, measures the amount that consumption increases (or decreases) when income increases (or decreases). It is calculated as:…

Economic order quantity, often abbreviated EOD, is the ideal order quantity of some item for a company to purchase. It is calculated as: EOD =…

Safety stock is the number of an item that should be kept in inventory to avoid running out of stock. It is calculated as: Safety…

This tutorial explains how to find the F critical value in Excel. What is the F Critical Value? When you conduct an F test, you…

The capability index of a process measures the percentage of non-conforming values produced by the process. Denoted as Cpk, it is defined as: Cpk =…

We can normalize values in a dataset by subtracting the mean and then dividing by the standard deviation. This is also known as converting data…

In hypothesis testing, we want to know whether we should reject or fail to reject some statistical hypothesis. To make this decision, we compare the…

Two angles are complementary if they add up to 90°. For example, suppose angle A is 22°. The complementary angle to angle A would be…