What is the formula for lower quartile?
The middle value between the median and the last term is the third quartile. Mathematically, they are represented as follows, When the set of observations are arranged in ascending order the quartiles are represented as, First Quartile(Q1)=((n+1)/4)th Term also known as the lower quartile.
still, What is the lower quartile equal to?
The first quartile (or lower quartile), Q1, is defined as the value that has an f-value equal to 0.
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