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How do I solve? mework: Chapter 8 (Sect... Saved Help Save & Exit Submit Check my work The highway fuel economy of a 2016 Lexus

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mework: Chapter 8 (Sect... Saved Help Save & Exit Submit Check my work 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 19.75 mpg and a standard deviation of o = 1.75 mpg. (a) What is the standard error of X , the mean from a random sample of 25 fill-ups by one driver? (Round your answer to 4 decimal places.) Standard error of X

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