Table 5 Summary of the main results from one-way and two-way ANOVA.

From: Experimental verification and comparative analysis of peak expiratory flow measuring devices

 

Source

Sum of Squares

Degrees of Freedom

Mean Square

F-statistic

p-value

F-Critical

One way

Between groups

0.5641

5

0.1128

8.1109

4.5·10−7

2.25262

Within groups

3.2547

234

0.0139

   

Total

3.8188

239

    

Two way

Flow levels

0.6168

14

0.0441

6.7133

2.1·10⁻⁸

1.83568

Models

0.2630

5

0.0526

8.0158

5.1·10⁻⁶

2.34558

Error

0.4594

70

0.0066

   

Total

1.3393

89