When a measure exhibits consistency, both internally or between administrators, we say that that measure
a. is valid.
b. has good bandwidth.
c. is reliable.
d. is useful.
c
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How do the newer methods of female sterilization (Essure and Adiana) differ from traditional tubal sterilization methods? a. Essure and Adiana are nonsurgical methods
b. Essure and Adiana are considered reversible. c. Essure and Adiana cause the ovaries to stop producing eggs. d. Essure and Adiana are temporary and have to be updated every 10 years.
The inverted U-shaped function described by Yerkes-Dodson represents
a. the dramatic decrease in arousal intensity for which researchers cannot account. b. the optimal level of arousal with levels below the optimal level representing less effective behavior. c. a correspondence between number of tasks attempted and effectiveness. d. a relationship between complexity of a task and level of arousal.
Julie finds that the number of hours she sleeps each night is related to the scores she receives on quizzes the next day
As her sleep approaches 8 hours, her quiz scores improve; as her sleep drops to 5 hours, her quiz scores show a similar decline. Julie realizes that ______________________. a) there is a negative correlation between the number of hours she sleeps and her quiz grades b) there is a positive correlation between the number of hours she sleeps and her quiz grades c) her low quiz scores are caused by sleep deprivation the night before a quiz d) she should sleep about 10 hours a night to ensure 100 percent quiz grades
Which of the following is a form of data collection in which participants are asked to rate or describe their own behavior or mental state?
a. experimental research b. naturalistic observation c. survey method d. archival research