p-values: What they are and how to interpret them

This StatQuest is all about interpreting p-values. You've seen them online or in publications, or heard about them, whispered in dark, rave filled dance clubs, but you've never understood what they were all about. This 'Quest is here to explain everything you wanted to know about how to interpret p-values. Bam!!!

To learn how the p-values were calculated in this video, see...
   • How to calculate p-values  
...and...
   • Fisher's Exact Test and the Hypergeom...  

For a complete index of all the StatQuest videos, check out:
https://statquest.org/video-index/

If you'd like to support StatQuest, please consider...

Patreon:   / statquest  
...or...
YouTube Membership:    / @statquest  

...buying one of my books, a study guide, a t-shirt or hoodie, or a song from the StatQuest store...
https://statquest.org/statquest-store/

...or just donating to StatQuest!
https://www.paypal.me/statquest

Lastly, if you want to keep up with me as I research and create new StatQuests, follow me on twitter:
  / joshuastarmer  

0:00 Awesome song and introduction
0:17 Conceptual motivation for p-values
4:32 p-value defined
7:07 Different thresholds for a statistically significant p-value
9:16 p-values and hypothesis testing
9:47 p-values do not measure effect size

#statquest #pvalue