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st: ttest and log transformation
From
"Richard Harvey" <[email protected]>
To
[email protected]
Subject
st: ttest and log transformation
Date
Sat, 27 Sep 2008 08:40:05 +0100
hi all,
I hope I can ask if someone could help with a stats question
I have three variables to compare between two groups. The summary
stats of the variables a b c are as below
Group N mean p50 max
min Skewness kurtosis
group1 a 2537 146045 6549 19,051,350.00
0.00 12.04 190.6
b 2537 223580 0 46,844,688.00
0.00 18.96 501.6
c 2537 -77535 5278 19,051,350.00
-46,844,688.00 -11.23 311.1
group2 a 3031 5014 4 5750 4,609,995.00 0.00
11.73 182.6
b 3031 261517 0 32,617,714.00
0.00 11.72 195.9
c 3031 -211373 4620
4,609,996.00 -32,617,714.00 -11.18 185.6
Total a 5568 93840 6023 19,051,
350.00 0.00
16.25 359.9
b 5568 244232 0 46,844,688.00
0.00 15.54 364.7
c 5568 -150391 4958 19,051,350.00
-46,844,688.00 -11.33 278
Firstly for a and b
--
thanks for your time
rich
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