Please please help me, i totally forgot about Stat and now i have a question due tomm.(adsbygoogle = window.adsbygoogle || []).push({});

The College Board American College Testing Progam reproted a population mean SAT score of U=1020. Assume that the population standard deviation is O-100

a) what is the probability that a random sample of 75 students will provide a sample mean SAT score within 10 of the population mean?

b) what is the probability a random sample of 75 students will provide a sample mean SAT score within 20 of the population mean?

Please please help !!!!

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# Homework Help: Probability at steak! Plz Help

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