____________is the exact average deviation of data values from the mean in squared units, and ____________ is the approximate average deviation of data values from the mean in regular units
a. Standard deviation; variance
b. Effect size; correlation
c. Variance; standard deviation
d. Negative correlation; positive correlation
C
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Out of Russia's total population of 140 million citizens,
a. 120 million receive state pensions and 20 million work for the state. b. 20 million work for the state and 40 million receive state pensions. c. 6 million work as government employees. d. 40 million work for the state and 20 million receive state pensions
What does intensity contribute to the success of an interest group?
a. Intensity often leads groups to advocate for more than they can realistically get, and the final result is that they get nothing. b. Intense interest group members often scare away other potential members with less intense beliefs. c. Politicians are more likely to listen to a group showing intensity. d. Intensity weeds out the free riders in a group, resulting in a more heterogeneous group.
Which one of the following is true of congressional elections?
a. House elections tend to be more competitive than Senate elections. b. Senate reelection rates are higher than those in the House. c. In general, few members of either the Senate or the House are reelected. d. House and Senate elections are equally competitive. e. Senate races tend to be more competitive than House races.
Of the following events, which would political scientists consider least likely to have a generational effect on people's political outlooks?
a. the Great Depression b. the civil rights movement c. the 9/11 terrorist attacks d. the incidence of childhood leukemia e. the Reagan Revolution