What Is a Good Prediction?

by | Apr 3, 2023 | Blog, DNA Science, Probability and Statistics

Key to understanding how new relationship predictors perform is an understanding of how probabilities work One time I was sitting and waiting for class to begin in one of many advanced statistics courses I took. The professor entered and started class with something...

Segments Matter!

by | Feb 3, 2023 | Blog, DNA Science

People have been asking for this for a long time. Relationship predictions that include # of segments work much better than expected. It’s here! Today a new relationship predictor is available for you to use for free. You can now enter the total number of...

X-DNA is usually more recent than autosomal DNA

by | Jun 29, 2022 | Blog, DNA Science

New discoveries overturn the familiar adage that X-DNA is usually from a farther back ancestor than autosomal DNA As of today, you can test the new discoveries against the old adage by comparing any amount of X-DNA to the same amount of autosomal DNA. Two months ago I...

Double Cousin Relationship Predictions from Ped-sim

by | May 9, 2022 | Blog, DNA Science

Double cousin predictions are now updated with many more relationship types and a peer-reviewed data source Update, 3 Feb. 2023: You can now get relationship predictions from number of segments and total cMs. This tool often tells you the exact relationship for close...