Question

In constructing a box-and-whisker plot from a data set, which value is not necessarily indicated on the plot?

A.
the mean

B.
the median

C.
the first quartile

D.
the third quartile
Please help

Answer 1

Have a look at this

http://ellerbruch.nmu.edu/cs255/jnord/three.gif

Answer 2

ok thank you.

Answer 3

you're welcome