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Statistics 8 Online
OpenStudy (anonymous):

A headline in a newspaper states that most "stay at first jobs less that two years". The headline is based on an online poll of 400 college graduates. Among those polled 78% stayed. Assuming that 50% is the true percentage, find the mean, and standard deviation. The number of graduates who stayed falls between _ and _. The actual number who stayed is? Is this number unusual?

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