What does the ".05 level" tell us?
A) The results will only occur 1 in 5 times by chance alone
B) The results will only occur 20 percent of the time by chance alone
C) The results will only occur 1 in 20 times by chance alone
D) The results will only occur 1 in 100 times by chance alone
C
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A child who is capable of reversibility can
A) center on just one aspect of a problem, rather than focus on several aspects at once. B) focus on relations between a general category and two specific categories at the same time. C) order items along a quantitative dimension. D) think through a series of steps and then mentally reverse direction.
Which of the following is not true about MRI?
a. It cannot detect tumors unless multiple X-rays are used. b. It can image small areas and is reasonably fast. c. It provides a picture of the brain at one point in time. d. It requires the use of a strong magnetic field.