Homework Help: statistics

Posted by Rose on Friday, December 14, 2007 at 11:06pm.

5) (2 pts)
One fourth of the scores in any data set are below the

A) first quartile
B) secon quartile
C) third quartile
D) fouthr quartile

statistics - drwls, Saturday, December 15, 2007 at 5:15am
According to Wikipeia:
<<In descriptive statistics, a quartile is any of the three values which divide the sorted data set into four equal parts, so that each part represents 1/4th of the sampled population.

Thus:

first quartile (designated Q1) = lower quartile = cuts off lowest 25% of data = 25th percentile >>

So the correct answer is A)

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