proportion testing for SAT scores Two high school principals are arguing about who has the better school This principal for Hard Rock High, Desi Mall, draws a random sample of 100 of her seniors and finds that 75% scored above 650 on the math portion of the SAT Sharon N Formation, the principal of Preppy Magnet School, drew a sample of 25 students and found that 80% scored over 650 on the math section of the SAT By way of a hypothesis test establish whether Preppy Magnet is truly a better institution than Hard Rock High School

proportion testing for SAT scores Two high school principals are arguing about who has the better school This principal for Hard Rock High, Desi Mall, draws a random sample of 100 of her seniors and finds that 75% scored above 650 on the math portion of the SAT Sharon N Formation, the principal of Preppy Magnet School, drew a sample of 25 students and found that 80% scored over 650 on the math section of the SAT By way of a hypothesis test establish whether Preppy Magnet is truly a better institution than Hard Rock High School

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 3E

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