To Find a z-value from the Area to the Left of z

  1. Press 2nd VARS to get to the DISTR menu.
  2. Press the down arrow key to highlight invNorm, and press ENTER.
  3. Input the percentage, expressed as a decimal, next to “area.”
  4. Input 0 next to μ.
  5. Input 1 next to σ.
  6. Highlight Paste and press ENTER twice. The calculator should display the desired z-score.

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Statistical Calculator Packet - New OS by Whatcom Community College is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License, except where otherwise noted.

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Authors
Crystal Holtzheimer
Editors
Contributors
Title
Statistical Calculator Packet - New OS
Publisher
Whatcom Community College Library
Publisher City
Bellingham
Short Title
Calculator New OS
Copyright Year
2019
Copyright Holder
Whatcom Community College