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A test score of 48.4 on a test having a mean of 66 and a...

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A test score of 48.4 on a test having a mean of 66 and a standard deviation of 11. Find the z-score corresponding to the given value and use the z-score to determine whether the value is significant. Consider a score to be significant if its z-scoreis less than -2.00 or greater than 2.00. Round the z-score to the nearest tenth if necessary.A. -1.6; not significantB. 1.6; not significantC. -1.6; significantD. -17.6; significant

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