Homework Help: statistics

Posted by Lisa on Saturday, December 8, 2012 at 10:55pm.

Compare the 95%(6.214,7.686) and 99% 95.944,7.956)confidence intervals for the hours of sleep a student gets. Explain the difference between these intervals and why this difference occurs.

statistics - khan, Saturday, December 8, 2012 at 11:48pm
because the percentage raise up adn this will effect numbers etc

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