anonymous
  • anonymous
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.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
@Kitt020912
anonymous
  • anonymous
@timo86m
anonymous
  • anonymous
Do you think the test was too hard for the students? Explain. NO because it looks like some even got 102%

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anonymous
  • anonymous
Hmm. Okay,thanks!
anonymous
  • anonymous
What about the second question?
anonymous
  • anonymous
got no idea.
anonymous
  • anonymous
Okay.
anonymous
  • anonymous
http://answers.yahoo.com/question/index?qid=20110523160727AA4i32v that is exactly what i was thinking it impossible to find mean.
anonymous
  • anonymous
Impossible?
anonymous
  • anonymous
Well i guess we can make an estimate (72+88+96+102)/4 Just an estimate and see if it higher than medium
anonymous
  • anonymous
Yes, but I have to explain.
anonymous
  • anonymous
O well. Thats alright - - no worries.
anonymous
  • anonymous
explain that you assume that averaging the quartiles will give you an estimated mean :)

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