3) The data below is for a sample of 12 'x' measurements from a normally distributed process: observation 1 2 3 4 5 6 8 9 10 X 1.85 1.9 2.01 b) 1.77 1.82 c) 1.93 1.75 1.86 1.99 1.00 a) Use a hypothesis test to see if the mean > 1.80 with a = 0.01. Calculate the 2-sided 90% confidence interval for μ. Calculate the 1-sided upper (bound) 99% confidence interval for μ. d) What is the sample standard deviation of the mean? Is this the same as the sample standard deviation for the

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