Which of the following values is NOT needed to compute sample variance using the computational formula, but is needed to compute the definitional formula?

A. sample mean
B. scores (x)
C. sample size
D. degrees of freedom


Ans: A

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The foundational models of discipline are important mainly because they provide:

A. historical perspective. B. break-through tactics still widely used. C. reminders of what NOT to do. D. an unrestricted basis for discipline.

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I'll try to be there on time; I'm just not a morning person

Match each statement with corresponding inner voice. a. Inner Guide b. Inner Defender c. Inner Critic

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In group settings, swings are considered to be for preschool children

a. unsafe b. developmentally appropriate c. safe d. effective for promoting cooperative play

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A current paradigm shift in ECSE is the focus on the caregiving environment rather than on the infant or child

Indicate whether the statement is true or false

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