题目内容
（请给出正确答案）
What did FBI use as an investigative tool？
A．National Security Bills.
B．National Security Letters.
C．U.S. Code.
D．Human Rights Bills.
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更多“What did FBI use as an investi…”相关的问题
What does the author propose to do as an alternative to the creation of the DHS？
A．Install a state-of-art sprinkler system.
B．Reorganize some departments.
C．Make better use of the existing resources.
D．Include the CIA, the FBI and the National Security Agency.
Data posted at the FBI website (www.fbi.gov) stated that of all blacks slain in 2005, 91% were slain by blacks, and of all whites slain in 2005, 83% were slain by whites. Let Y denote race of victim and X denote race of murderer. a. Which conditional distribution do these statistics refer to, Y given X, orX given Y？ b. Calculate and interpret the odds ratio between X and Y. c. Given that a murderer was white, can you estimate the probability that the victimwaswhite？What additiona linformation would you need to do this？ (Hint: How could you use Bayes’s Theorem？)
Which is NOT one of the sources from which FBI could get customer information？
A．Telephone companies.
B．Internet service providers.
C．Census bureaus.
D．Financial institutions.
What warning did the doctors give about the use of aspirin？
A．Don't use it before meal.
B．Don't use it after meal.
C．Don't use it to the old.
D．Don't use it if people have stomach bleeding or other bad reactions from aspirin.
A.Diabetes
B.Diarrhea
C.Dislocation of joint
D.Diphtheria
What kind of books did Braille's teacher use？
A．Ones with cloth letters.
B．Ones with printed letters sticking out from the pages.
C．Ones with dots standing for letters.
D．Ones with thick paper punched with an awl.
A、What is the research design？
B、What materials and techniques did the research use？
C、What statistics did the research analyze？
D、What procedures did the research follow？
What kind of cello did the man use when he was eight？
A．A half-sized one.
B．A two-thirds-sized one.
C．A full-sized one.
D．An expert-made one.
What did the builder use the Eiffel Tower for？
A．Sending radio and television signals all over the world.
B．Conducting research in various fields.
C．Giving people inspiration.
D．Demonstrating French culture.
What did the woman's husband use to be？
A．A student at Beijing University.
B．A teacher at Beijing University.
C．A teacher at London University.
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