A population of scores has µ = 44 . In this population, a score of X = 40 corresponds to z = –0.50 . What is the population standard deviation?
a. 2 c. 8
b. 4 d. –8
C
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What will be an ideal response?
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Indicate whether this statement is true or false.
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a. random assignment of participants and experimental control b. experimental control and within-subjects control c. random assignment of participants and statistical control d. experimental control and statistical control