The number of pages in each of the books in the Harry Potter series is listed in Table 10.
Table 10 Number of pages in the Book of the Harry Potter Series
Book NumberNumber of Pages
1……………………………………………309
2……………………………………………341
3……………………………………………435
4……………………………………………734
5……………………………………………870
6……………………………………………652
7……………………………………………784
Let p be the number of pages and b be the corresponding book number.
a. Identify the explanatory and response variables.
b. Which variable should be described by the horizontal axis of a coordinate system, p or b? How about the vertical axis?
c. Construct a scatterplot.
d. Which book has the greatest number of pages?
e. From which book to the next did the number of pages increase the most? Explain how you can tell this by inspecting your scatterplot.