Question: Hello, I just really need help with solving (b) please and thank you! -Hayley Chapter 8 (Sections 8.4 through 8.6) 1 Saved The highway fuel

Hello, I just really need help with solving (b) please and thank you! -Hayley

Chapter 8 (Sections 8.4 through 8.6) 1 Saved 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 = 22.00 mpg and a standard deviation of o = 1.25 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 .25 (b) Within what interval would you expect the sample mean to fall, with 98 percent probability? (Round your answers to 4 decimal places.) The interval is from to

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