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37 questions
The test scores of five randomly selected students in Mr. Robertson's first and third period classes are shown in the chart.
Which statement about the means of the data sets is true?
The mean score in the Period 1 group is 1 point greater that the mean score in the Period 3 group.
The mean score in the Period 3 group is 1 point greater that the mean score in the Period 1 group.
The mean score in the Period 3 group is 6 points greater that the mean score in the Period 1 group.
The mean score in the Period 1 group is equal to the mean score in the Period 3 group.
What is the outlier in the following data?
11, 19, 17, 8, 37, 11, 19, 16, 22
37
8
11
22
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