SSDSI Blog Archives

What is a Value Stream Map?

Value Stream Mapping (VSM) is a powerful tool in Lean methodology, designed to visualize, analyze, and optimize the flow of materials, information, and activities required to deliver a product or service to a customer. By providing a holistic view of the production or...

Dot Plots Explained: How They Simplify Complex Data

A dot plot is a simple way to display data using dots. It shows how often each value appears in a data set along a number line. This helps us see patterns, clusters, and gaps in the data. Dot plots are useful for comparing different data sets and understanding the...

Using Box Plots to Understand Variability and Outliers in Data

Box plots, also known as box-and-whisker plots, are a powerful statistical tool for visualizing the distribution of data and summarizing its key features. They provide a clear graphical representation that highlights the central tendency, variability, and the presence...

What Is Multiple Linear Regression (MLR)?

Table of contentsWhat Is Multiple Linear Regression (MLR)?What Are The Applications?When to Use the Multiple Regression Line Model?The Multiple Linear Regression EquationWhat is the Adjusted R Squared Ratio?What is the Predicted R-squared?Multiple Linear Regression on...

What is a Scatter Plot?

A scatter plot, or scatter diagram, is a type of graph used to display the relationship between two quantitative variables. Each individual data point is represented by a dot on the graph, where the horizontal (X) axis represents one variable and the vertical (Y) axis...