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What do the normality tests say? (-sktest-, -sfrancia-, -swilk-, -ssc d
omninorm-)
HTH
Martin
-----Ursprüngliche Nachricht-----
Von: [email protected]
[mailto:[email protected]] Im Auftrag von El Hawary
Gesendet: Montag, 29. Juni 2009 11:03
An: [email protected]
Betreff: st: testing normalitt of data
can I use the t-test for independent samples when the skewness and kurtosis
of data are as follow
skewness: -1.232 & the std. error of skewness is .616/ .044 and the std.
error of skewness is .427
kurtosis: 2.195 & the std. error of kurtosis is 1.191/ -.505 and the std.
error of kurtosis is .833
I really need help and guidance to make decisions about using the t0test
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