Z Scores and Z Tables

This Purdue Global Math Center video explains what z-scores are and how to find a z-score, how to use a z-table to find probabilities, and how to find a z-score when given a probability. It will describe how to use an Excel calculator at https://docs.google.com/spreadsheets/d/14LCLpyzD0Q-b4FYzwlKP_OsILSYOpak-/edit?usp=sharing&ouid=11330...
or an online z-score calculator at https://www.calculator.net/z-score-calculator.html.