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Unformatted text preview: mark in the box for labels. Therefore, Excel assumes that the first cell is the variable name and does not count it in the number of observations! This can lead to wrong answers b/c the first pair of X and Y values never get included in the calculations performed by Excel. You can easily check to make sure you have not made a mistake by noticing the "observations" reported in your Excel printout. If it does not match the paired observations of X and Y that you meant to include in the study, you should go back and run your analysis again. Dr. J....
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 Spring '08
 Nabavi

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