Which two statistical tests can give us the same information?
A) t-test and two-way ANOVA
B) Spearman r and chi-square
C) inferential and descriptive statistics
D) t-test and one-way ANOVA
Answer: D
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Congressional approval ratings are mainly affected by ________________.
A. world events B. midterm elections C. domestic events D. level of agreement between the parties
Three countries called Kenatolia, Hesaina, and Jalkavia recently experienced civil wars. Political comparativists proposed 4 probable attributes for the civil wars: unemployment, terrain, ethnic diversity, and type of government
Below are the characteristics of each attribute for each country. Kenatolia: High unemployment, flat terrain, ethnically heterogeneous, and federalist government. Hesaina: High unemployment, mountainous terrain, ethnically heterogeneous, and socialist government. Jalkavia: Low unemployment, mountainous terrain, ethnically heterogeneous, and communist government. According to the method of agreement in the comparative method, which of the following attributes was the cause of the civil wars? A. unemployment B. type of government C. unemployment and terrain D. ethnic diversity E. ethnic diversity and terrain
Who was William Knox D'Arcy?
a. a British businessman who was given a 60-year concession to search for oil in Persia in 1901 b. a CIA agent responsible for the operation that culminated in the ouster of Dr. Mohammad Mossadeq in 1953 c. a KGB officer who ran the operation that culminated in the Ayatollah Khomeini taking power in 1979 d. a State Department official who coordinated the arms sales to Iran in the Iran-Contra affair of 1986
Which of the following does NOT apply to regression toward the mean?
a.) it is independent of hypothetical variables b.) time-series designs depend on this tendency c.) it can lead to error in time-series designs d.) it tends to eliminate extreme values in variables