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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.

  • From left to right the values of the vertical bars in the box plot are as follows:
    • First vertical bar: 2
    • Second vertical bar: 4
    • Third vertical bar: 5
    • Fourth vertical bar: 7
    • Fifth vertical bar: 8

 

The box plot summarizes data values. What is the median of this data set?

ExplanationShow

Choice C is correct. The median of a data set represented in a box plot is given by the vertical line within the box. In the given box plot, the vertical line within the box occurs at . Therefore, the median of this data set is .

Choice A is incorrect. This is the minimum value of the data set.

Choice B is incorrect and may result from conceptual errors.

Choice D is incorrect. This is the maximum value of the data set.

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