A barrel contains 1000 balls with 800 of them blue, 150 red, and 50 green. A sample of 100 balls is randomly selected from the barrel with the following results: 40 green, 10 red, and 60 blue. This would be a possible example of which of the following types of errors?

a. sampling error
b. self-selection bias
c. questioning bias
d. instrument construction error


a. sampling error

Political Science

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The concept of senatorial courtesy refers to the

A. Senate approving judges only if they belong to the same party that is in control of the Senate. B. practice of allowing senators to have the exclusive right to nominate candidates for the federal district courts in their state. C. practice of allowing members of the House to participate in the nomination process. D. practice of allowing senators to veto candidates for federal district courts in their state. E. Senate's deferring to the president and routinely approving his or her nominees.

Political Science

What did the Framers do to avoid the executive branch from becoming a monarchy?

a. They made the president directly elected by the people. b. They originally decided that the president should be elected by Congress. c. They included separation of powers in the Constitution. d. They did not allow the president to have military responsibility. e. They limited the number of terms a president can serve.

Political Science

The first victory for desegregating schools came in:

A. Texas in 1950. B. Missouri in 1938. C. Kansas in 1954. D. none of the above

Political Science

In which of the following parts of the state is organized labor the strongest?

a) Rio Grande Valley b) Far West Texas c) Texas Gulf Coast d) Central Texas e) Texas Panhandle

Political Science