What is the value of SS (sum of squared deviations) for the following sample? Sample: 1, 1, 1, 3
A) ?0
B) ?1
C) ?3
D) ?12
C
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Piaget believed that children are like little a. blank slates, who come into the world with no existing cognitive skills. b. artists, constructing their own beautiful canvases
c. performers, constantly vying for attention. d. scientists, creating theories about how the world works.
Depression in children is characterized by ____
a. helplessness b. apathy c. contentment d. mania
Which of the following refers to a construction of scientists that organizes and explains phenomena?
a. theory c. hypothesis b. construct d. replication
Genetic variety is good for a species in that __________.
A. such diversity allows some members of the species to adapt to a new environment B. mutations are kept to a minimum C. variety promotes neural development D. variety reduces reproductive success