Description of problem:

4.12:
https://docs.openshift.com/container-platform/4.12/updating/understanding-openshift-update-duration.html#machine-config-operator-node-updates_openshift-update-duration

4.13:
https://docs.openshift.com/container-platform/4.13/updating/understanding-openshift-update-duration.html#machine-config-operator-node-updates_openshift-update-duration

4.14:
https://docs.openshift.com/container-platform/4.14/updating/understanding_updates/understanding-openshift-update-duration.html#machine-config-operator-node-updates_openshift-update-duration

4.15:
https://docs.openshift.com/container-platform/4.15/updating/understanding_updates/understanding-openshift-update-duration.html#machine-config-operator-node-updates_openshift-update-duration

You can check the status of nodes from the Administrator perspective in the web console by expanding Compute → Node.    

"Compute → Node" should be "Compute → Nodes", see picture: https://drive.google.com/file/d/1iHU2iThosUlfeoDVgrN38u-ochrOUbDV/view?usp=drive_link

fix it in modules/update-duration-mco.adoc is fine

Version-Release number of selected component (if applicable):

4.12+

How reproducible:

always  

Steps to Reproduce:

1. see the description
    

Actual results:

"Compute → Node" 

Expected results:

 "Compute → Nodes"   

Additional info: