Grade 8 McGraw Hill Glencoe - Answer Keys Answer keys

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Grade 8 McGraw Hill Glencoe - Answer Keys

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Question 5 (request help)
Multiple Representations A restaurant conducted a survey asking its customers to rate the new menu using a scale of 1 to 20. The results of the survey are shown in the line plot.

a. Numbers Find the mean, median, mode, and range of the data set. Round to the nearest tenth if necessary.
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Question 5 (request help)
b. Numbers Find the five-number summary of the data set.
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Question 5 (request help)
c. Graphs Draw a box plot to represent the set of data.
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H.O.T. Problems Higher Order Thinking

Question 6 (request help)
Reason Abstractly Create a data set that contains 8 to 12 values such that the mean is greater than the median.
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Question 7 (request help)
Persevere with Problems Create two different data sets that have the same median and same quartiles, but different ranges.
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Question 8 (request help)
Persevere with Problems The ages of the students in a class at the community center are shown below.

If the age of the teacher is added to the set of data, the mean age becomes 27. What is the age of the teacher?