Using the set of date given, find the; 12 ,13 , 16 , 18 , 20 , 24 , 25 , 26 , 28 , 28 , 29

Quartile 1 (lower quartile)
Median
Quartile 3 (upper quartile)
Interquartile Range

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.

noncoplanar points are points that do not lie on the same line.

answer: the answer is   graph (a)