Question

Find the interquartile range of the data. http://static.k12.com/calms_media/media/713500_714000/713590/5/720df5e3395b2b28b67854a2b4389afc21141718/74612_question.jpg

Answer 1

IQR = Q3 - Q1

Find Q3 and Q1.

Answer 2

31, 33, 35, 41, 43, 46, 48, 49, 49, 50

Answer 3

42.5

Answer 4

@greenlegodude57

Answer 5

42.5 isn't correct.

Answer 6

45

Answer 7

31, 33, 35, 41, 43, 46, 48, 49, 49, 50

Split it in half:

31, 33, 35, 41, 43

What are the two numbers in the middle here?

Answer 8

35

Answer 9

Yes, that's correct, how about here?

46, 48, 49, 49, 50

Answer 10

49

Answer 11

Yep, those are Q1 and Q3, now subtract them:

49 - 35

Answer 12

14

Answer 13

Yep, that's our answer.