Why preppy magnet is truly a better institution


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Q: 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.

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Basic Statistics: Why preppy magnet is truly a better institution
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