%# m ST Consider the data with analysis shown in the following computer output: Level N Mean StDev A 7 86.375 5.532 B 5 76.167 6.555 5 80.000 9.230 C. 7 69.333 6.154 Source DF SS MS F. 3 1053.55 351.18 7.61 0.001 sdnoo5 Error 923.49 46.17 Total 23 1977.04 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 = Type here to search 63°F Cloudy PrtScn F8 End Home F1 F2 F3 F4 F5 & $4 7. 8. 4. 6. 5. H. K. B. Alt

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 4DGP
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Question
%# m
ST
Consider the data with analysis shown in the following computer output:
Level N Mean
StDev
A
7 86.375
5.532
B
5 76.167
6.555
5 80.000
9.230
C.
7 69.333
6.154
Source
DF SS
MS
F.
3 1053.55 351.18 7.61 0.001
sdnoo5
Error
923.49
46.17
Total
23 1977.04
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 =
Type here to search
63°F Cloudy
PrtScn
F8
End
Home
F1
F2
F3
F4
F5
&
$4
7.
8.
4.
6.
5.
H.
K.
B.
Alt
Transcribed Image Text:%# m ST Consider the data with analysis shown in the following computer output: Level N Mean StDev A 7 86.375 5.532 B 5 76.167 6.555 5 80.000 9.230 C. 7 69.333 6.154 Source DF SS MS F. 3 1053.55 351.18 7.61 0.001 sdnoo5 Error 923.49 46.17 Total 23 1977.04 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 = Type here to search 63°F Cloudy PrtScn F8 End Home F1 F2 F3 F4 F5 & $4 7. 8. 4. 6. 5. H. K. B. Alt
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