- Press the Y= key.
- Press 2nd VARS to get to the DISTR menu.
- Select normalpdf and press ENTER.
- Input X next to “x value” (to do this, press the X,T,θ,n key).
- Input the desired mean next to μ.
- Input the desired standard deviation next to σ.
- Highlight Paste and press ENTER twice.
- Press the WINDOW key.
- Set Xmin to μ-3σ and Xmax to μ+3σ.
- Press the ZOOM key.
- Press the down arrow key until ZoomFit is highlighted and press ENTER.
- The calculator should now display the desired graph.