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Statistical significance
Message posted by Jim Poindexter on March 21, 2000 at 12:00 AM (ET)
How can One test statistical significance of correlations when answering research questions without establishing hypotheses?
READERS RESPOND:
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Re: Statistical significance
Message posted by jammaster on March 22, 2000 at 12:00 AM (ET)
just ask your statistics-teacher,
he knows.
Re: Statistical significance
Message posted by Jack Tomsky on March 23, 2000 at 12:00 AM (ET)
If the null hypothesis is that the population correlation coefficient is zero, use a t test. If the null hypothesis is that the correlation is some specified nonzero value, then the transformation, (1/2)*ln[(1+r)/(1-r)], which is approximately normal, can be used for the test.
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