2.117 NASDAQ stock prices The data values below represent the closing prices of the 20 most actively traded stocks on the NASDAQ Stock Exchange (rounded to the nearest dollar) on May 2, 2014.

a. Sketch a dot plot or construct a stem-and-leaf plot.

b. Find the median, the first quartile, and the third quartile.

c. Sketch a box plot. What feature of the distribution displayed in the plot in part a is not obvious in the box plot? (Hint: Are there any gaps in the data?)

Transcribed Image Text:

4 3 60 78 40 87 26 9 37 23 26 269 4 7 26 7 52 8 52 13