Frequency determines __________.
A. pitch
B. amplitude
C. timbre
D. overtones
Answer: A
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Oscar and his mother are looking at a picture book. When she points to the duck and labels it by name, Oscar also looks at the duck. Oscar and his mother are demonstrating __________.
A. social referencing B. social smiling C. joint attention D. mirror neurons
Which of the following is NOT commonly associated with people who are considered highly creative?
A. Daydreaming B. Analysis C. Mindfulness D. Solitude
Your dentist's conversation with you about the latest episode of your favorite reality show while he puts in a filling is an example of pain control through
a. distraction. b. counterirritation. c. being fully informed. d. the use of the paradoxical intention.
Susan, a researcher, conducts a study at a fruit and vegetable stand. She observes the stand's customers for a period of 3 days without their knowledge and notices that people are more likely to buy a bag of fruit and vegetables that they have sampled at random than those that have been sampled nonrandomly by the seller. Which statement is TRUE of Susan's observation?
A) The study is invalid, as the buyers were not informed of the expected outcome of the study. B) Susan has failed to avoid demand characteristics in her study. C) The buyers have considered random samples to be representative of the whole. D) Susan has used a double-blind observation in her study.