The numbers of moons per planet for the 8 planets in our solar system are described by

Question:

The numbers of moons per planet for the 8 planets in our solar system are described by the boxplot in Fig. 107.

a. Given that the distribution is unimodal, is it skewed left, skewed right, or symmetric? Which is a better measure of the center, the mean or the median? Explain.
b. Estimate the median. What does it mean in this situation?
c. Estimate Q3. What does it mean in this situation?
d. A student says there are more planets that have between 8 and 45 moons than there are planets that have fewer than 8 moons, because the right part of the box in Fig. 107 is longer than the combined length of the left whisker and left part of the box. What would you tell the student?
e. On the basis of Fig. 107 alone, how many planets can you say have more moons than Earth for certain?

Distribution
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