48. “Pieces of data” about social groups can be possibly referred to which of the
following item?
(A) test scores
(B) mother-child interactions
(C) the outputs of students
(D) continue schooling
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統計: A(3), B(9), C(5), D(1), E(0) #1590187
統計: A(3), B(9), C(5), D(1), E(0) #1590187