Mandy uses a random number to identify each participant’s data rather than linking his or her name with the information he or she provides. Mandy is doing this to ensure _______.
a. random sampling
b. random assignment
c. confidentiality
d. anonymity
Ans: D
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In Erikson’s theory, when the first psychosocial crisis has been resolved successfully . . .
a. The infant holds an attitude of basic trust b. The infant is capable of mistrust when it is warranted c. Both of the above d. None of the above
_____ research examines how the mind works, then _____ research examines how we can use the former to solve real-world problems
A) Simple; formal B) Applied; basic C) Basic; applied D) Formal; applied
A teacher suspects that her students are unusually quiet during her Monday morning classes because they stay up late on Sunday nights. She believes that if she monitored the times they went to bed,
she would find that the sleepy ones went to bed later than the more alert ones. In scientific terms, her hunch, or suspicion of what she would find if she monitored her students is called a ______. a. theory b. hypothesis c. prognosis d. postulate
Which of the following is true regarding teenage pregnancy and rate changes?
a) Teenage pregnancies have decreased with sex education. b) The number of teenage pregnancies has remained unchanged over the last 5 years. c) The number of teenage pregnancies has decreased significantly over the last two decades. d) The number of teenage pregnancies has increased by 25 percent over the last two decades.