Which of the following research designs have attrition rate concerns?

Suppose a researcher wants to determine whether a test is reliable in terms of its internal consistency. The best way to do this would be by

a. giving the same people the same test on two different occasions. b. administering alternate parallel forms of exactly the same test twice. c. comparing performance on odd- and even-numbered items. d. training people carefully before allowing them to administer the test.

The correct sequential order of Maslow's hierarchy of motives is ________

a. safety, physiological, belongingness, esteem, self-actualization b. physiological, esteem, safety, belongingness, self-actualization c. physiological, esteem, self-actualization, safety, belongingness d. physiological, safety, belongingness, esteem, self-actualization