Question

Outliers are always in which quartile(s) of a box and whisker plot?

A. First quartile

B. Second and third quartiles

C. First and fourth quartiles

D. Second and fourth quartiles

Answer 1

C. First and fourth quartiles

Explanation:

Let's see what outliers are.

If a data value is very far away from the quartiles (either much less than Q1 or much greater than Q3 ), it is sometimes designated an outlier .

Therefore, from the above definition.

Outliers are always in " first and fourth quartiles"

Answer: C. First and fourth quartiles.

Thank you.