Skip navigation

On September 14th, 2017, we published revised versions of our Privacy Policy, Terms of Service and Website Use Policy and published a Cookie Policy. Your continued use of Lynda.com means you agree to these revised documents, so please take a few minutes to read and understand them.

Calculating from data points with reduceSum()

Calculating from data points with reduceSum(): Crossfilter for Data Science Essential Training
Calculating from data points with reduceSum(): Crossfilter for Data Science Essential Training

Learn about summing by group, and find out what other calculations are possible with reduceSum().

Resume Transcript Auto-Scroll
Skill Level Intermediate
1h 33m
Duration
17,858
Views
Show More Show Less
Skills covered in this course
Big Data IT JavaScript

Continue Assessment

You started this assessment previously and didn't complete it. You can pick up where you left off, or start over.

Start Your Free Trial Now

Start your free trial now, and begin learning software, business and creative skills—anytime, anywhere—with video instruction from recognized industry experts.

Start Your Free Trial Now