Question: 3.39. For the student survey data on number of times a week reading a newspaper, referred to in Exercise 1.11, Figure 3.20 shows a computer

3.39. For the student survey data on number of times a week reading a newspaper, referred to in Exercise 1.11, Figure 3.20 shows a computer printout of the stem-and-leaf plot and the box plot.

(a) From the box plot, identify the minimum, lower quartile, median, upper quartile, and maximum.

(b) Identify these five numbers using the stemand-leaf plot.

(c) Do the data appear to contain any outliers? If so, identify.

(d) The standard deviation is one ofthe following values—0.3,3,13,23. Which do you think it is, and why?

Stem Leaf 14 00 13 12 0 11 10 7 000000000 6 000 5 000000000 4 0000 3 0000000000000 2 000000000 1 000000 Boxplot 0

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I * *

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0 0000 FIGURE 3.20

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