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1st Quartile. Range Minimum. Range Minimum: First Quartile (0 - 25th Percentile of Range): Salaries paid in this area typically apply to entry-level employees who are comparatively inexperienced and who are in the process of developing their skills, abilities, and knowledge in their field of endeavor.he pay of other employees will continue to progress and may move into the 3rd quartile, or to another range should their exceptional performance be recognized by a promotion. Typically, the salary that will be paid to individuals fully qualified to hold positions within this range.
Quartile. One of the four divisions of observations which have been grouped into four equal-sized sets based on their statistical rank. The quartile including the top statistically ranked members is called the first quartile and denoted. The other quartiles are similarly denoted, , and. For data points with of the form (for, 1, ...), the hinges are identical to the first and third quartiles. The following table summarizes a number of common methods for computing the position of the first and third quartiles from a sample size (P. Stikker, pers.