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Mathematics, 26.08.2020 01:01 KiemaBear

The highway fuel economy of a 2016 lexus rx 350 fwd 6 cylinder 3.5-l automatic 5- speed using premium fuel is a normally distributed random variable with a mean of u=26.25 mpg and a standard deviation of o=3.00 mpg what is the standard error of x, the mean from a random sample of 9 fill-ups by one driver?

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