DV mini2

https://help.tableau.com/current/pro/desktop/en-us/parameters_create.htm#create-a-parameter

https://data-flair.training/blogs/tableau-parameter-tutorial/

https://kb.tableau.com/articles/howto/displaying-top-percent-instead-of-top-n

https://help.tableau.com/current/pro/desktop/en-us/parameters_swap.htm

https://help.tableau.com/current/pro/desktop/en-us/parameters_ex1parameters.htm

https://www.thedataschool.co.uk/samuel-shurmer/table-calculations-moving-averages

these are the reference links for the work