monitor the percentage fat in hot dogs produced at a food processing plant a quality control technician randomly selects 15 hot dogs and measures the percentage fat of each. The sample data yield mean (xbar) 24.1 percent and standard deviation 0.9 percent. On the assumption that the fat content has a normal distribution a 95% confidence interval for the true mean percentage fat for all hot dogs currently being produced is about.

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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.