Question

Using the image at http://fotos.fotoflexer.com/307d9591812479fea36cb26258913578.jpg

Answer these questions:

Do you think the test was too hard for the students? Explain.

Would you expect the mean to be above or below the median? Explain.

Answer 1

@Kitt020912

Answer 2

@timo86m

Answer 3

Do you think the test was too hard for the students? Explain.
NO because it looks like some even got 102%

Answer 4

Hmm. Okay,thanks!

Answer 5

What about the second question?

Answer 6

got no idea.

Answer 7

Okay.

Answer 8

http://answers.yahoo.com/question/index?qid=20110523160727AA4i32v
that is exactly what i was thinking it impossible to find mean.

Answer 9

Impossible?

Answer 10

Well i guess we can make an estimate

(72+88+96+102)/4 Just an estimate and see if it higher than medium

Answer 11

Yes, but I have to explain.

Answer 12

O well. Thats alright - - no worries.

Answer 13

explain that you assume that averaging the quartiles will give you an estimated mean :)