Level N Mean StDev

A 5 10.600 2.572

B 5 16.800 2.168

C 5 10.800 2.387

Source DF SS MS F P

Groups 2 124.13 62.07 10.95 0.002

Error 12 68.05 5.67

Total 14 192.18

What is the pooled standard deviation?

What degrees of freedom are used in doing inferences for these means and differences in means?

Round your answer for the pooled standard deviation to two decimal places.

The pooled standard deviation is

degrees of freedom=