After calculating the difference between sample means of all possible samples from a population and the population mean, we would expect the mean of these differences to be

a. equal to the population mean. c. zero.
b. higher or less than the population mean. d. None of these are true.


C

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_________________ programs often blur the line between private and public schools

a. Faith-based b. Charter c. School choice d. State funded

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Of the three, SCIS is more balanced and has produced measurably greater gains in pupil science achievement than ESS or SAPA

Indicate whether the statement is true or false.

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A screening instrument is an adequate measure to determine a child’s skills

a. True b. False

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Most contemporary realistic fiction includes coming-of-age stories

a. True b. False

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