jj1077348
jj1077348
18.01.2020 • 
Mathematics

Last week tom had exams in statistics and english. he scored 10 points above the mean on both. from this
can conclude that:

a) tom has identical z-scores for the two exams
b) both of tom's z-scores are positive
c) tom will have a higher z-score for the exam with the lower mean
d) none of the above are correct

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