I am having a hard time understanding this problem I have tried several times and have got the wrong answer.
the question is:
consider data with analysis shown in the following computer output.
Level N Mean Standard deviation
A 5 10.700 3.021
B 5 16.800 2.168
C 5 10.800 2.387
Source DF ss ms f p
Groups 2 125.21 62.60 10.74 0.002
Error 12 69.4 5.83
Total 14 195.14
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=
This question was answered on: Dec 08, 2020
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Dec 08, 2020EXPERT
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