Question

What is the first quartile of the data set: {13, 15, 19, 35, 25}

Answer 1

`\displaystyle 14`

Explanation:

All you have to do is find what is halfway in between 15 and 13, which obviously 14.

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Answer 2

first quartile is 14

Explanation:

{13,15,19,25,35}

first quartile = (13+15)/2 = 14

second quartile = 19

third quartile = (25+35)/2 = 30