Question: Here is a stem-and-leaf display showing profits (in $M) for 30 of the 500 largest global corporations (as measured by revenue). The stems are split;

Here is a stem-and-leaf display showing profits (in $M) for 30 of the 500 largest global corporations (as measured by revenue). The stems are split; each stem represents a span of 5000 ($M), from a profit of 43,000 ($M) to a loss of 7000 ($M). Use the stem-and-leaf to answer the questions.

Stem 43322 4 2 2 1 1 0 0 -0 3 67

a) Find the 5-number summary.
b) Draw a boxplot for these data.

c) Find the mean and standard deviation.
d) Describe the distribution of profits for these corporations.

Stem 43322 4 2 2 1 1 0 0 -0 3 67 3 Leaf 7 13 66899 1123 55677899 13334 Count 1 2 1 1 2 54 2 5 4 8 CO 5 --07 Profits (SM) -017 means -7000 (SM) 1

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