The variance and standard deviation can never be
A. zero.
B. negative.
C. smaller than the mean.
D. larger than the mean.
Ans: B
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Prenatal stimulation that goes beyond what is normally provided to a fetus has been shown to have a positive impact on the baby's later cognitive development.
Answer the following statement true (T) or false (F)
Explain how the technological revolution is impacting the way young people use language and communication skills
What will be an ideal response?
Cite three primary reasons for recommendations
Fill in the blank(s) with the appropriate word(s).
Combining scores for grading (such as grades given for homework assignments) causes the important issue of:
a) how to treat extra credit work. b) how to treat overachievers. c) how to treat missing work. d) how to treat work obviously done by a parent.