Questions 1-3 Completed - 45590

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  • Posted on: Tue 04 Mar, 2014
  • Request id: # 45525
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A 6th grade teacher was interested in comparing two ways of teaching math to her students.  She used method A with one of her existing classes and method B with another one.    She flipped a coin to decide which class would receive method A.   At the end of the year her students obtained the following scores (percent correct) on a comprehensive math exa