If a data set has 15 values that have been sorted in ascending order, which value in the data set will be the 25^th percentile? A) the fourth value B) the third value C) the second value D) the first value E) There is not enough information to answer this question.

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Quizplus · Accepted Answer

The 25th percentile, also known as the first quartile, divides the data set into a lower quarter and an upper three quarters. In a sorted data set of 15 values, the 25th percentile falls at the 3.75th position (0.25 * 15 = 3.75), which means we round up to the 4th value in the data set to represent the 25th percentile.

If a Data Set Has 15 Values That Have Been