Tag: Math

Programming Tips
Rick Wicklin 0
Distances on rectangular grids

Given a rectangular grid with unit spacing, what is the expected distance between two random vertices, where distance is measured in the L1 metric? (Here "random" means "uniformly at random.") I recently needed this answer for some small grids, such as the one to the right, which is a 7 x 6

Students & Educators
Staci Lyon 0
Back to School: Math

Kicking off the new school year, you may be looking for ways to ease your students back into math. Here are a few ways that Curriculum Pathways can help. And remember, all Curriculum Pathways resources, including apps, are free! Check out Crio! Use our brand new drag-and-drop editor to transform your

Students & Educators
Lucy Kosturko 0
Medal with these Engaging Sports-themed Lessons

Tap into student interest in athletic competitions with these sports themed lessons. Creating and Annotating Maps Our Interactive Atlas (also available in Spanish) is a great tool for project-based learning. Using our map and annotation tools, students demonstrate mastery of content while engaging their research and writing skills. Consider the following sports related activities:

Students & Educators
Staci Lyon 0
Teaching Math 1? We Can Help.

More than five years ago, the Curriculum Pathways team released a comprehensive and FREE online Algebra 1 course. It includes 46 engaging lessons that use videos and real-world examples, along with interactive elements to develop students’ problem-solving, reasoning, and critical-thinking skills. Since the course's release, some states and districts have chosen not to

Students & Educators
Mimi Stapleton 0
Free Online Professional Development to Meet Teachers' Needs

The all-new online professional development offerings from Curriculum Pathways enable teachers to learn about new ideas and resources specific to their discipline areas and grade levels. Equally important, teachers focus on resources that model effective technology integration. This model fills a vital need identified by teachers, the National Schools Boards Association, the Center

Rick Wicklin 0
Visualize a torus in SAS

This article uses graphical techniques to visualize one of my favorite geometric objects: the surface of a three-dimensional torus. Along the way, this article demonstrates techniques that are useful for visualizing more mundane 3-D point clouds that arise in statistical data analysis. Define points on a torus A torus is

Students & Educators
Staci Lyon 0
Need Data Sets? Look No Further!

Data--that small four-letter word packs a mighty punch! Data is everywhere. Stores use it to determine how to advertise products, politicians use it to support their campaigns, and Google uses it to improve the search engine that may have brought you to this blog! Data is displayed in newspapers, brochures, billboards, as

Learn SAS
Rick Wicklin 0
What is a moving average?

A moving average (also called a rolling average) is a statistical technique that is used to smooth a time series. Moving averages are used in finance, economics, and quality control. You can overlay a moving average curve on a time series to visualize how each value compares to a rolling

1 2 3