Question

Will give Brainliest! if right!

Answer 1

46, 37, 16, 24, 47, 23, 19, 31, 25

put in order
16, 19, 23, 24, 25, 31,37, 46, 47

mean = 25

LOWER QUARTILE = (16+ 19+ 23+ 24) / 4 = 20.5

answer 
Lower IQR = 20.5

Answer 2

16, 19, 23, 24, 25, 31, 37, 46, 47
25-16=9
9/2=4.5
16+4.5=20.5
20.5