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OpenStudy (anonymous):
In a study of 13 children with cystic fibrosis who completed an exercise program, exercise endurance (duration on an exercise test) improved by a mean of 0.77 minutes. The standard deviation for the change in endurance was 0.83 minutes. What is the theoretical distribution of the mean?
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OpenStudy (anonymous):
hd
OpenStudy (anonymous):
*hi
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