Which of the following studies would have the lowest external validity?
a. A researcher sends individuals a survey in the morning and at night to see what time of day they are most likely to participate in a study.
b. A researcher goes to the library to observe whether individuals are quieter in the morning or evening.
c. A researcher invites individuals to the laboratory to observe whether individuals are happier in the morning or evening.
d. A researcher watches students in the dining hall and observes whether they talk more in the morning or evening.
Ans: C
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Which of the following is the psychosocial crisis of middle childhood?
a. Autonomy versus shame and doubt b. Intimacy versus isolation c. Initiative versus guilt d. Industry versus inferiority
Evaluating your worth as a person creates either a high or low
a. ideal self. b. temperament. c. character. d. self-esteem.
The concept of "sexual values" implies that:
a. acceptable sexual behaviors are the same from one culture to another b. acceptable sexual behaviors depend upon the culture in which one is raised c. what constitutes acceptable sexual behavior changes as a person ages d. sexual behavior is often considered valuable
Three-year-olds
A) use an adult grip pattern to hold a pencil. B) vary their pencil grip, depending on the location of marks they want to make. C) use a constant pencil angle across a range of drawing and writing. D) grip pencils indiscriminately in either their left or right hand.