An advantage of a frequency polygon is that
A) Two frequency distributions can be compared on the same graph.
B) Only one frequency distribution can be plotted on one graph.
C) No further statistical analysis is necessary.
D) The data need no explanation or interpretation.
Answer: A
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Iran's first highly centralized state with a standing army and a large administrative bureaucracy was established by
a. Ayatollah Khomeini. b. Muhammad Reza Shah. c. the Safavids. d. the Qajars. e. Reza Khan.
Government officials might purposefully leak information during an interview in order to __________
a. gauge a reaction to a potential policy b. maximize damage to an ally c. help an adversary d. suppress public debate on an issue
How are the properties of a normal curve important for analyzing data?
What will be an ideal response?
In which way was Arizona's immigration strategy of Senate Bill 1070 described?
a. Venue shopping b. Creeping categorization c. Attrition by enforcement d. Dual federalism