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Mathematics, 28.01.2020 00:31 champ1135
Emilia and ferdinand took the same freshman chemistry course: emilia in the fall, ferdinand in the spring. emilia made an 83 on the common final exam that she took, for which the mean was 76 and the standard deviation 8. ferdinand made a 79 on the common final exam that he took, which was more difficult, since the mean was 65 and the standard deviation 12. the one who has a higher z-score did relatively better. was it emilia or ferdinand?
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Emilia and ferdinand took the same freshman chemistry course: emilia in the fall, ferdinand in the...
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