Significance Test for correlation
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The following hypotheses are given.
H0: p<= 0
H1: p>0
A random sample of 12 paired observations indicated a correlation of .32. Can we conclude
that the correlation in the population is greater than zero? Use the .05 significance level.
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Solution Summary
The solution explains the use of t statistic to check if correlation in population is greater than 0.
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See the attached file. Thanks
t=0.32*(12-2)^0.5/((1-0.32^2)^0.5)=1.06809
Look for t critical in t-table ...
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