1. Finding Area…With Calculator

2. OBJECTIVE
Find the area under a standard normal curve using a GDC.

3. RELEVANCE
Find probabilities and values of populations whose data can be represented with a normal distribution.

4. Finding area with calculator……
Go to 2nd vars
Press 2:normalcdf
Input two numbers: (where you start shading, where you end shading)
Example: Find the area between z=0 and z=2.34.
NOTE: The new operating
system will be slightly different.

5. Find the area between z = 0 and z = -1.75.
Answer:
0.4599

6. Find the area to the right of z = 1.11.
Answer:
0.1335

7. Find the area to the left of z = -1.93.
Answer:
0.0268

8. Find the area between z = 2 and z = 2.47.
Answer:
0.0160

9. Find the area between z = -0.83 and z = -2.48.
Answer:
0.1967

10. Find the area between z = -1.37 and z = 1.68.
Answer:

11. Find the area to the left of z = 1.99.
Answer:
0.9767

12. Find the area to the right of z = -1.16.
Answer:
0.8770

13. Find the area to the left of z = -3.01 and to the right of z = 2.43.
Answer:
0.0089

14. Assignment…….
Worksheet
Use your calculator