Professor McSpell designed an experiment to test her hypothesis that exercise will increase spelling ability. She divided children into three groups and had one group do 10 minutes of exercises,
one group do 30 minutes of exercises, and the third group do no exercise. She then tested all three groups of children to see how many words they could spell correctly on a spelling test. In this experiment, the scores on the spelling test serve as the
a. dependent variable.
b. independent variable.
c. control group.
d. reliability measure.
Answer a % correct 85 a= 85 b= 8 c= 0 d= 7 r = .46
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In the Jewish traditions regarding death-related rituals and mourning,
a. the family surrounds itself with luxuries to show how successful the deceased person was. b. business is conducted in the home when friends come by to visit. c. special focus is given to the practices expected of children upon the death of their parents. d. each family establishes its own rituals.
The term brain plasticity refers to the fact that:
A) many of the same synthetic chemicals that occur in plastic are critical for normal brain functioning. B) certain types of neurons do not appear to age. C) the brain can change in structure or function to adapt to changes in sensory input. D) the brain is virtually indestructible.
The formation of the placenta occurs during which stage of prenatal development?
A) germinal B) embryonic C) fetal D) placental
The idea that language users tend to put older concepts earlier in an utterance than new concepts is called __________
a. asymmetric binding b. the given-new strategy c. temporal consistency d. into question