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Test A earned a Mean of 18, standard Deviation of 1.7 and my score was 20...

Test A earned a Mean of 18, standard Deviation of 1.7 and my score was 20

Test B earned a Mean of 45, standard Deviation of 4.2 and my score was 50.

Which results were better? I need help understanding the procedure to find the answer.

math   Statistics-And-Probability   
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