Steps |
Key Sequence |
Screens |
1. Enter data into list, L1 |
|
|
2. Set up Stats Tests |
STAT |
![](GIFs/ci1.jpg) |
|
twice |
![](GIFs/ci2.jpg) |
|
1 (for Z-Test...) |
![](GIFs/zTest2.jpg) |
3. Select Data |
use left arrow key (if necessary) to move cursor to Data, then ENTER |
![](GIFs/zTestd1.jpg) |
4. Input POPULATION mean |
once, enter population mean, then ENTER |
![](GIFs/zTestd2.jpg) |
5. Input POPULATION standard deviation |
enter POPULATION standard deviation, then ENTER |
![](GIFs/zTestd3.jpg) |
6. Select list, L1 |
(press ALPHA), then 2nd, then 1, then ENTER |
![](GIFs/zTestd4.jpg) |
7. Select appropriate test |
twice, ALPHA, then use right and left arrow keys to move
cursor to appropriate test, then ENTER |
![](GIFs/zTestd5.jpg) |
8. Calculate Z–Test |
once |
![](GIFs/zTestd6.jpg) |
|
ENTER |
![](GIFs/zTestd7.jpg) |
In this case, the test was H0: μ not equal to 224; the one–sample
z statistic is 0.129; the p–value is 0.897; the sample mean is 224.00; the sample
standard deviation is 0.0618 and the sample size is 16. |
9. Draw the test |
repeat steps 1 through 7 (the data should already be stored!), then
once, then ENTER |
![](GIFs/zTestd8.jpg) |