Self-study
Book collector: The demand for out-of-print books is increasing. ██ ███ ████ ███████ ██ ███ ████ ██ ███ █████████ ███ ██████ ████████████ ██ █████ ████ ██ ████ ██████ ██ ██████ ███ ████████████ █████ ███ ██████
Summary
The book collector says that there’s an increasing demand for out-of-print books. The Internet contributes to this demand by allowing people to locate the out-of-print books they want.
Strongly Supported Conclusions
Based on these facts, we can infer that being able to locate out-of-print books leads to a greater demand for those books.
2.
The book collector's statements, if █████ ████ ████████ ███████ █████ ███ ██ ███ ██████████
a
Book collectors are ███ █████ ███ ████████ ██ ████ ████ ██████ ████ ████ ██████████ ███ ███ ████ ████████
This is not supported. The book collector is only talking about people being able to track down the out-of-print books they already want. We don’t know about identifying new books.
b
Fewer people try ██ ████ █████ ████ ███ ██ █████ ████ ███ ██ ████ █████ ████ ███ ███ ██ ██████
This is not supported. The book collector never refers to people trying to find books that are in print, so we can’t compare with people who try to find out-of-print books.
c
The amount of ██████ ███ ████████████ █████ ██ ████████ ██ ███ ████ ██ ███████ ████ ██████
This is strongly supported. In order for Internet search capabilities to increase the demand for out-of-print books, it must be the case that being able to more easily find these book increases the demand for them. And increasing demand definitely means affecting demand!
d
The Internet's search ████████████ ████ ██ ████████ ██ ██████ ████ ████████████ ██████
This is not supported. All we know is that the Internet makes it easier to locate out-of-print books. We still don’t know how many of those books can actually be found, just that it’s more than would be found without the Internet.
e
Only people who ████ ██████ ██ ███ ████████ ███ ██████ ████████████ ██████
This is not supported. The book collector only says that the Internet makes it easier to locate out-of-print books, but doesn’t indicate that it’s necessarily impossible otherwise.