### Excel Magic Trick #248: PERCENTILE QUARTILE functions Decile

See how to use the PERCENTILE and QUARTILE functions to calculate percentiles, quartiles and deciles. Basic Statistics. Quartile divides a data set into 4 groups with 3 marker points (.25, .5, .75) .25 quartile means that that value marks the point where 25% of the values lie below and 75% above. Quartile divides a data set into 4 groups with 3 marker points (.25, .5, .75) .25 quartile means that that value marks the point where 25% of the values lie below and 75% above. Quartile divides a data set into 4 groups with 3 marker points (.25, .5, .75) .25 quartile means that that value marks the point where 25% of the values lie below and 75% above. Quartile divides a data set into 4 groups with 3 marker points (.25, .5, .75) .25 quartile means that that value marks the point where 25% of the values lie below and 75% above. Quartile divides a data set into 4 groups with 3 marker points (.25, .5, .75) .25 quartile means that that value marks the point where 25% of the values lie below and 75% above. Basic Statistics.

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