Question

The box plot below shows the total amount of time, in minutes, the students of a class surf the Internet every day:

A box plot is shown. The left-most point on the plot is 20 and the right-most point is 95. The box is labeled 37.5 on the left edge and 60 on the right edge. A vertical line is drawn inside the rectangle at the point 50.

Part A: List two pieces of information that are provided by the graph and one piece of information that is not provided by the graph. (4 points)

Part B: Calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points)

Part C: Explain what affect, if any, there will be if an outlier is present. (2 points)

Answer 1

Part A: the lower quartile and the upper quartile are provided. The mean is not provided.

Part B: the IQR is 17.  

Part C: an outlier you make the upper and lower quartile longer and shift the box

Hope I could help! let me know if this is wrong!

✌✌✌