The head of the math department compared the scores of students in two classes on the Chapter 2 test. He found that the mean score of both classes was the same. He also found that there was greater variability in the scores of Ms. Biren's students than in the scores of Mr. Hayes's students. Which quality of the data sets would lead the department head to that conclusion? The median score in Ms. Biren's class is greater than the median score in Mr. Hayes's class. The median score in Ms. Biren's class is less than the median score in Mr. Hayes's class. The range of scores in Ms. Biren's class is greater than the range of scores in Mr. Hayes's class. The range of scores in Ms. Biren's class is less than the range of scores in Mr. Hayes's class.

Question

Ivan Leach

Mathematics

20 July, 22:03

The head of the math department compared the scores of students in two classes on the Chapter 2 test. He found that the mean score of both classes was the same. He also found that there was greater variability in the scores of Ms. Biren's students than in the scores of Mr. Hayes's students. Which quality of the data sets would lead the department head to that conclusion? The median score in Ms. Biren's class is greater than the median score in Mr. Hayes's class. The median score in Ms. Biren's class is less than the median score in Mr. Hayes's class. The range of scores in Ms. Biren's class is greater than the range of scores in Mr. Hayes's class. The range of scores in Ms. Biren's class is less than the range of scores in Mr. Hayes's class.

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Answers (1)

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Cindy Lou Who · Answer 1

Given:

Mean of Ms. Biren's students score are the same with the mean of Mr. Haye's students scores.

Ms. Biren's students scores have greater variability than Mr. Haye's students scores.

The quality of the data set that would lead the department head to that conclusion is:

The range of scores in Ms. Biren’s class is greater than the range of scores in Mr. Hayes’s class.