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Help please 5. A sample of n = 36 from a population of u = 50 and o = 18 has a mean M =

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Help please

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5. A sample of n = 36 from a population of u = 50 and o = 18 has a mean M = 47. What is the z-score for the sample means. a. +1.00 b. -1.00 C. +2.00 d. -2.00

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