Elmer is 80 years old and has been diagnosed with dementia. When Elmer sees his reflection in a mirror or window, he no longer recognizes himself and instead starts yelling at the man in the mirror. Which part of consciousness appears to be disrupted in Elmer?

A 6-month-old baby drops a toy off the side of her high chair. According to Piaget:

a. she will know the object is now on the floor b. she will immediately forget the object c. she will cry until you pick it up for her d she will look for it briefly and then move on to something else

For a Z score of +2.0 from a normal distribution with ? = 50 and ?= 10, the original

score was _____ . a. 50 b. 60 c. 70 d. cannot be determined from the information given