For a data set obtained from a sample, n = 81 and F = 47.80. It is known that o = 3.9. a. What is the point estimate of u? The point estimate is i b. Make a 95% confidence interval for µ. Round your answers to two decimal places. (i c. What is the margin of error of estimate for part b? Round your answer to three decimal places. E = i

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A: Solution So the confidence interval for population mean is 28.9 < μ<31.3

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.