How does one assess an infant's grasp of object permanence?
a. Give a baby a new object, something he has never seen before, and observe how he plays with it. b. Remove an object from a baby's view and observe whether or not the baby pursues the object.
c. Take an object away from a baby and place it among two or three other objects. See if the baby can select the familiar object.
d. Tell the baby "byebye" and then see if he/she waves byebye to you.
b
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When a more or less faithful reproduction of behavior as it originally occurred is recorded in either written form or through the use of audio or video recording, the resulting description of behavior in an observation study is called a
A. physical trace. B. data transcript. C. complete file. D. narrative record.
When fewer individuals are needed, thus reducing the sample size, the result could be ______ of the sample.
A. skewing B. polluting C. confounding D. biasing
Connie is 30 years old, and she always seems to be grumpy and irritable. She has a poor self-image and is usually socially withdrawn. Although she never feels totally dejected and out of control, she feels as if her life is not very exciting or enjoyable. People who have known Connie since she was a teenager say she has always been this way. Connie's symptoms are consistent with those seen in:
a. dysthymic disorder b. negative schizophrenia c. antisocial personality disorder d. major depression
__________ is the smallest pattern that can be visually distinguished dependably
a. Visual perception c. Retinal disparity b. Depth perception d. Visual acuity