Given here is a Second Quartile Calculator for the calculation of 50th percentile for a set of statistical data. The 2nd quartile is the 50th percentile or the 0.05-fractile. It is generally the median in statistics. Example, the 50th percentile means that 50% of the observations falls below that point. Just input the statistical data and the 50th Percentile Calculator tool will automatically update you with the 2nd quartile value and percentile rank.
Find the 50th percentile rank for scores such as : 25,41,78
R = 0.5 x (N+1)
= 0.5 x (3+1)