britbrat021918 britbrat021918

11-06-2021
Mathematics

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What is the exam score for an exam whose z-score is 1.25?

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11-06-2021

Answer:

85

Step-by-step explanation:

A z-score of 1.25 means that the actual exam score is 1.25 standard deviations above the mean, and therefore the exam score we are looking for is: mean + 1.25 * SD = 75 + 1.25 * 8 = 85

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