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In a certain year, when she was a high school senior, Idonna scored 671 on the mathematics part of the SAT. The distribution of SAT

In a certain year, when she was a high school senior, Idonna scored 671 on the mathematics part of the SAT. The distribution of SAT math scores in that year was Normal with mean 519 and standard deviation 118 . Jonathan took the ACT and scored 27 on the mathematics portion. ACT math scores for the same year were Normally distributed with mean 21 and standard deviation 5.3 .

Find the standardized scores (0.01) for both students. Assuming that both tests measure the same kind of ability, who had the higher score?

Idonna's standardized score is___

Jonathan's standardized score is___

a. Idonna's score is higher than Jonathan's

b. Idonna's score is less than Jonathan's

c. Scores are equal

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