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A company is evaluating a new biology program that is supposed to improve test scores. The box plots show the the results of biology test given before and after using the program. With the data, what is
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A company is evaluating a new biology program that is supposed to improve test scores. The box plots show the the results of biology test given before and after using the program. With the data, what is the most reasonable answer to the question: does the program improve test scores?

User Asfand
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1 Answer

2 votes

Answer:

No, because the median test score decreased 5 points.

Explanation:

The middle line is is the median so, if the pre-test is 60 and the post-test is 55 then there is a 5 point difference.

User Setlio
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