Using Measures of Center and Measures of Variability: Mastery Test
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Two theaters show the premiere of a new movie. The table shows the numbers of people who saw the movie each day during its opening
week. Based on this information, which conclusion is true?
Theater 1 Theater 2
250 253
235 241
259 216
255 222
216 237
225 248
212 256
OA
The mean absolute deviation of the data for theater 1 is greater than the mean absolute deviation of the data for theater 2.
That means the number of people who watched the movie each day during opening week in theater 1 was more consistent
than in theater 2
OB. The mean absolute deviation of the data for theater 2 is greater than the mean absolute deviation of the data for theater 1.
That means the number of people who watched the movie each day during opening week in theater 2 was more consistent
than in theater 1.
oc
The mean absolute deviation of the data for theater 2 is less than the mean absolute deviation of the data for theater 1.
That means the number of people who watched the movie each day during opening week in theater 2 was more consistent
than in theater 1.
OD
The mean absolute deviation of the data for theater 1 is equal to the mean absolute deviation of the data for theater 2. That
means the number of people who watched the movie each day in theater 1 and theater 2 were approximately the same
during the week
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AN