Mr. Kugler gave the same geometry test to his 1st and 2nd period classes. The box and whisker plot summarizes the scores of each
class. Which statement is true about the data? A) The mean of 1st Period is higher than the mean of 2nd Period. B) The median of 1st Period is greater than the median of 2nd Period. C) The lowest score made on the test for both classes is 70. D) The median of 2nd Period is greater then the median of 1st Period.
2 answers:
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Multiply each term in one bracket in turn by the terms in the other bracket
Put them together we have