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One-variable data: Distributions and measures of center and spread SAT question
Math · Problem-Solving and Data Analysis · Easy · Answer it here, explanation included.
, , , ,
What is the mean of the data shown?
ExplanationShow
Choice B is correct. The mean of a set of data values is the sum of all the data values divided by the number of data values in the set. The sum of the data values shown is , or . Since there are data values in the set, the mean of the data shown is , or .
Choice A is incorrect. This is the median, not the mean, of the data shown.
Choice C is incorrect and may result from conceptual or calculation errors.
Choice D is incorrect. This is the maximum, not the mean, of the data shown.
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