Question: For a data set obtained from a random sample, n = 75; x = 45.55 and = 4.3 (Show your work and round your answer

For a data set obtained from a random sample, n = 75; x = 45.55 and = 4.3 (Show your work and round your answer to two decimal places). a. What is the point estimate of ? = _________________________ b. Make a 95% confidence interval for . What is the lower limit? = _________________________ c. Make a 95% confidence interval for . What is the upper limit? = _________________________ d. What is the margin of error of the estimate for the confidence interval? = _________________________

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P=0.03