
20 Sample Size and Power Platform One-Sample Standard Deviation 425
20 DOE: Sample Size and Power Platform
Enter 10, 11, 12, and 13 as the four levels of means.
Enter 16 for
Sample Size.
Leave
Power blank.
Click
Continue.
The
Power is calculated as 0.95. (See the left of Figure 20.8.) This means that there is a 95% chance
of detecting that at least one of the means is different when the significance level is 0.05, the
population means are 10, 11, 12, and 13, and the total sample size is 16.
If both
Sample Size and Power are left blank for this example, the sample size and power
calculations produce the
Power versus Sample Size curve. (See the ...