Week 4 - lecture 10 not accessible

Hello, I am not able to access the Lecture 10 of WEEK 4 ( DESCRIPTIVE STATISTICS PART 1) , a blank screen just appears but with no content in it , i am not able to proceed further . Please look into it and let me know what to do .

Hi, Can you check if all the pre requisites are clear?
Also, please try with some other network/device/browser as a troubleshoot.