Dr. Chiu, a reading specialist, wants to know whether third graders who learned to read predominantly by phonics are better at comprehending text than children who learned to read predominantly by whole language. To find out, she decides to randomly
assign two groups of first graders to either a phonics-based reading program or a whole language-based reading program. She will then give each group a reading comprehension test when they reach third grade. This study provides an example of a(n) __________.
a) experiment
b) control group
c) treatment group
d) sample
Answer: a
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About _____ percent of recognized pregnancies end in miscarriage
a. 3% to 5% b. 8% to 30% c. 33% to 50% d. 52% to 63%
One reason that a diagnosis of personality disorders is challenging to make is that ____
a. the symptoms are subtle b. the stigma for clients is so great that most therapists don't want to diagnose them c. people with personality disorders often seek out therapy for other problems, which confounds diagnosis d. cultures vary in social behaviors, and may lead to biases in diagnosis
In the ______ phase of the sexual response cycle, the genitals become engorged with blood, causing erection of the penis in males, and erection of the clitoris and nipples in females
a. plateau c. excitement b. orgasm d. resolution
Which of the following statements is true about instrumental conditioning?
a. It is sometimes referred to as Pavlovian conditioning. b. It is active, whereas classical conditioning is passive. c. It is passive, whereas classical conditioning is active. d. The events that define it do not begin with a behavior.