Question

I WILL MARK AS BRAINLEST AND GIVE 10 POINTS!

Answer 1

Answer:

 

6

interquartile range = upper quartile - lower quartile

first, order the scores from least to greatest

4, 6, 8, 10, 12, 12, 18

thus, UQ = 6 and LQ = 12

IQR = UQ - LQ = 12 - 6 = 6

Step-by-step explanation:

Answer 2

The answer is (A) 2, hope this helps!