Which of the following facts regarding U.S. drug use among teens is TRUE?
A) About 25% of current teens have tried Ecstasy at least once.
B) About two-thirds of current ninth graders say they tried alcohol before they were 13
years old.
C) More 9th graders than 12th graders have tried inhalants.
D) African Americans use most drugs more frequently than whites and Hispanics.
C
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What is the first step in developing criterion-referenced tests?
a. Getting expert agreement about how to construct the test b. Clearly specifying the objectives in precise statements about what is to be learned c. Identifying the types of people who are likely to take the test and either score very well or very poorly d. Creating items with a wide range of difficulty and administering them to experts in the field
A population has ? = 50 . What value of ? would make X = 55 an extreme value out in the tail of the distribution?
a. ? = 1 b. ? = 5 c. ? = 10 d. Cannot determine with the information given
If a new test demonstrates both convergent and discriminant validity, this outcome would support the test’s _______ validity.
a. construct b. criterion c. content d. none of the above
A self-administered reward can be seen as:
a. reinforcement. b. feedback. c. both a and b. d. neither a nor b.