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Unformatted text preview: ACT: Mean 21, Std. Dev. Of 6 Which is better, a score of 1270 on the SAT or a score of 28 on the ACT? If the top 2.5% of students that take the SAT are offered a scholarship, what score would you need on the SAT to get a scholarship (SAT scored are mound shaped)? STA Class 20:48:26 Fig 2.7-3 1. SAT score is better 2. A score of 1400 Summary Ch 2 o Calculate: mean, median, mode, standard, deviation (population or sample), variance (population or sample) o Know comparison of mean and median o Calculate and interpret z scores o Know 2 rules for interpreting standard deviation and be able to use the rules (Chebyschev and Empirical) o Percentiles....
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- Fall '07