The central limit theorem states that when an infinite number of random samples are drawn from a population, the sample means are approximately normally distributed with a mean equal to the ______ and a standard deviation equal to the ______ of the mean.

a. population mean; standard error
b. population mean; standard deviation
c. sample mean; standard error
d. sample mean standard deviation


a. population mean; standard error

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How do Reggio schools support teacher collaborations?

a. Having lunch meetings once a month. b. Circulating a staff newsletter. c. Encouraging staff to meet socially on weekends. d. Integrating 6 hours of planning time per week.

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Melissa, an active teenager who has cerebral palsy, advises parents of children who are physically impaired:

a. to limit their children's social interactions. b. to be with their children as much as they can so they can be responsive to their children's requests for help. c. to remember the importance of mobility for a child with an ambulatory limitation. d. Not to expect their children to try to live like other children who are without physical impairments.

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Piaget's second level of play is symbolic or pretend play.

Answer the following statement true (T) or false (F)

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In most states, the head of the state board of education is the _______

A. head of the state supreme court B. governor C. president of the state education association D. chief state school officer

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