1. Count the number of times the researchers are in agreement. As an example, say you asked two psychics to determine the color of a randomly chosen playing card. 15 times, both psychics
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Call the numbers a & b, a being the larger. (a  b) x 100/a will give the difference as a percentage of a. EG: What is the percentage difference between 36 and 20? a = 36, b =
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its dependent on how you have your data, but assuming you have a date + time in 1 cell like; 121010 14:10 it is quite easy: just choose 'Time' as the format of the cell, and it
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Formula for finding percentage change is: [x/y 
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